Red Hat Security Advisory: dnsmasq security and bug fix update
An update for dnsmasq is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
beschreibt (1)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2023-28450US | high7.5OT erhöht | — | ||
An issue was discovered in Dnsmasq before 2.90. The default maximum EDNS.0 UDP packet size was set to 4096 but should be 1232 because of DNS Flag Day 2020. | ||||
Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.9_release_notes/indexexternal
- https://access.redhat.com/errata/RHSA-2023:7046self
- https://access.redhat.com/security/updates/classification/#moderateexternal
- 2178948external
- 2186481external
- 2207798external
- 2233542external
- Canonical URLself
Behebungen (42)
- Behobendnsmasq-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-0:2.79-31.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debuginfo-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debuginfo-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debuginfo-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debuginfo-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debugsource-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debugsource-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debugsource-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-debugsource-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-debuginfo-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-debuginfo-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-debuginfo-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Behobendnsmasq-utils-debuginfo-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
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-2023:7046 - Workarounddnsmasq-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-0:2.79-31.el8.src as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debuginfo-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debuginfo-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debuginfo-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debuginfo-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debugsource-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debugsource-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debugsource-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-debugsource-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-debuginfo-0:2.79-31.el8.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-debuginfo-0:2.79-31.el8.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-debuginfo-0:2.79-31.el8.s390x as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
- Workarounddnsmasq-utils-debuginfo-0:2.79-31.el8.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 8)
Systems that can not be updated can still configure dnsmasq to use the recommended maximum EDNS value by setting edns-packet-max=1232 in the dnsmasq configuration.
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