CVE-2013-1763

highpriority · track · 40EPSS 0.042 · 91 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

5 exploits · functional

Likely / severe?

4.21% (91st) EPSS

CVSS 7.2 · high

Is it mine?

21 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · redhat_csaf

EPSS · scored 2026-10-27

Array index error in the __sock_diag_rcv_msg function in net/core/sock_diag.c in the Linux kernel before 3.7.10 allows local users to gain privileges via a large family value in a Netlink message.

remediations

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

A vendor fix is available.

Fixedkernel-rt-0:3.6.11-rt30.25.el6rt.src as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-debug-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-debug-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-debug-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-debuginfo-common-x86_64-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-doc-0:3.6.11-rt30.25.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-firmware-0:3.6.11-rt30.25.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-trace-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-trace-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-trace-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-vanilla-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-vanilla-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedkernel-rt-vanilla-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622
Fixedmrg-rt-release-0:3.6.11-rt30.25.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2redhat_csaf
Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system.
https://access.redhat.com/errata/RHSA-2013:0622

cvss

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

7.2

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.2

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10

v2.06.5mediumAV:L/AC:L/Au:N/C:C/I:C/A:C/E:POCsecondary · CVSS-BT (t0sche)

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Csecondary · Red Hat Product Security US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimaryCWE-787US

exploits (5)

Public proof-of-concept and weaponised exploit code.

EDB-33336Linux Kernel 3.3 < 3.8 (Ubuntu / Fedora 18) - 'sock_diag_handlers()' Local Privilege Escalation (3)functional · exploit_db
EDB-24555Linux Kernel 3.3.x < 3.7.x (Arch Linux x86-64) - 'sock_diag_handlers[]' Local Privilege Escalation (1)PoC · exploit_db
EDB-24746Linux Kernel 3.7.10 (Ubuntu 12.10 x64) - 'sock_diag_handlers' Local Privilege Escalation (2)PoC · exploit_db
EDB-44299Linux Kernel < 3.5.0-23 (Ubuntu 12.04.2 x64) - 'SOCK_DIAG' SMEP Bypass Local Privilege EscalationPoC · exploit_db
qkrtjsrbs315/CVE-2013-1763qkrtjsrbs315/CVE-2013-1763PoC · poc_in_github

affected products (21)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
linux linux kernel3.3 → 3.4.34nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linux linux kernel3.5 → 3.7.10nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linux linux kernel3.8 → 3.8.1nvdUScpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
kernel-rt-0:3.6.11-rt30.25.el6rt.src as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-debug-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-debug-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-debug-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-debuginfo-common-x86_64-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-doc-0:3.6.11-rt30.25.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-firmware-0:3.6.11-rt30.25.el6rt.noarch as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-trace-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-trace-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-trace-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-vanilla-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-vanilla-debuginfo-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS
kernel-rt-vanilla-devel-0:3.6.11-rt30.25.el6rt.x86_64 as a component of Red Hat MRG Realtime for RHEL 6 Server v.2all versionsfixedredhat_csafUS

showing 20 of 21

advisories (1)

Vendor and ecosystem advisories describing this.

RHSA-2013:0622Red Hat Security Advisory: kernel-rt security and bug fix update2013-03-11csaf · redhat_csafUS
Updated kernel-rt packages that fix several security issues and three bugs are now available for Red Hat Enterprise MRG 2.3. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd redhat_csaf NVD CVE.org MITRE

published 2013-02-28modified 2026-06-16

related (25,199)

Related entries.

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+25194 more

references (46)

External citations — patches, advisories, analysis.

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