CVE-2010-4169

Severity: medium (CVSS 4.9 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2010-11-22 · updated 2026-06-16
Weakness: CWE-416

Description

Use-after-free vulnerability in mm/mprotect.c in the Linux kernel before 2.6.37-rc2 allows local users to cause a denial of service via vectors involving an mprotect system call.

Affected products

Fedoraproject Fedora: 13
Linux kernel: before 2.6.37; 2.6.37, 2.6.37-rc1 — fixed in 2.6.37
Opensuse: 11.3
SUSE Linux Enterprise Server 15 SP1: 11-sp1
SUSE Linux Enterprise Real Time Extension: 11-sp1
SUSE Linux Enterprise Server: 11-sp1

How to fix

Upgrade to a fixed version: Linux kernel 2.6.37. Check the vendor advisory for mitigations.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=63bfd7384b119409685a17d5c58f0b56e5dc03da
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
http://marc.info/?l=oss-security&m=128979684911295&w=2
http://marc.info/?l=oss-security&m=128984344103497&w=2
http://secunia.com/advisories/42745
http://secunia.com/advisories/42778
http://secunia.com/advisories/42932
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2
http://www.redhat.com/support/errata/RHSA-2010-0958.html

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