CVE-2017-14492

highpriority · act · 82EPSS 0.945 · 100 %ileexploit · functionalEURUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

94.5% (100th) EPSS

CVSS 7.5 · high

Is it mine?

102 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-22

Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a crafted IPv6 router advertisement request.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

Fixeddnsmasq-0:2.76-2.el7_4.2.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.s390x as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.src as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.src as a component of Red Hat Enterprise Linux ComputeNode (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.src as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.src as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.aarch64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.ppc64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.ppc64le as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.s390x as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Client (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Client Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Server (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Workstation (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-debuginfo-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.aarch64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.s390x as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Client Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-utils-0:2.76-2.el7_4.2.x86_64 as a component of Red Hat Enterprise Linux Workstation Optional (v. 7)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2836
Fixeddnsmasq-0:2.66-14.el7_2.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.src as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.src as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.src as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.src as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.s390x as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.ppc64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.ppc64le as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.s390x as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.s390x as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux Server EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-debuginfo-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-14.el7_2.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-14.el7_2.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-14.el7_2.2.s390x as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-14.el7_2.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.2)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-21.el7_3.2.ppc64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-21.el7_3.2.ppc64le as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-21.el7_3.2.s390x as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837
Fixeddnsmasq-utils-0:2.66-21.el7_3.2.x86_64 as a component of Red Hat Enterprise Linux Server Optional EUS (v. 7.3)redhat_csaf
For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258
https://access.redhat.com/errata/RHSA-2017:2837

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v2.08.3highAV:A/AC:L/Au:N/C:C/I:C/A:Csecondary · Red Hat Product Security US

v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.08.8highCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · Red Hat Product Security US

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119USCWE-122US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-42942Dnsmasq < 2.78 - Heap Overflowfunctional · exploit_db

affected products (102)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Belden Inc. OWL 3G≤ 1.0.00fstec_bduRU
Belden Inc. OWL 3G≤ 1.2.04fstec_bduRU
Belden Inc. OWL 3G≤ 1.2.01fstec_bduRU
Belden Inc. OWL 3G≤ 1.1.00fstec_bduRU
Belden Inc. OWL LTE≤ 1.2.04fstec_bduRU
Belden Inc. OWL LTE≤ 1.2.01fstec_bduRU
Belden Inc. OWL LTE≤ 1.1.00fstec_bduRU
Belden Inc. OWL LTE≤ 1.0.00fstec_bduRU
Belden Inc. OWL LTE M12≤ 1.0.00fstec_bduRU
Belden Inc. OWL LTE M12≤ 1.2.04fstec_bduRU
Belden Inc. OWL LTE M12≤ 1.2.01fstec_bduRU
Belden Inc. OWL LTE M12≤ 1.1.00fstec_bduRU
Simon Kelley Dnsmasq≤ 2.78fstec_bduRU
canonical ubuntu linux= 14.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 16.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
canonical ubuntu linux= 17.04nvdUScpe:2.3:o:canonical:ubuntu_linux:*:*:*:*:*:*:*:*
debian debian linux= 7.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 7.1nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 9.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*

showing 20 of 102

advisories (2)

Vendor and ecosystem advisories describing this.

RHSA-2017:2836Red Hat Security Advisory: dnsmasq security update2017-10-02csaf · redhat_csafUS
An update for dnsmasq is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
RHSA-2017:2837Red Hat Security Advisory: dnsmasq security update2017-10-02csaf · redhat_csafUS
An update for dnsmasq is now available for Red Hat Enterprise Linux 7.2 Extended Update Support and Red Hat Enterprise Linux 7.3 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

also known as (15)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd redhat_csaf NVD CVE.org MITRE

published 2017-10-03modified 2026-06-17

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references (73)

External citations — patches, advisories, analysis.

scry

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