CVE-2010-2946

EPSS 0.4%

fs/jfs/xattr.c in the Linux kernel before 2.6.35.2 does not properly handle a certain legacy format for storage of extended attributes, which might allow local users by bypass intended xattr namespace restrictions via an "os2." substring at the beginning of a name.

Affected products

n/a · n/a

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References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=aca0fa34bdaba39bfddddba8ca70dba4782e8fe6 http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00002.html http://secunia.com/advisories/41321 http://secunia.com/advisories/43291 http://www.kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.37.10 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.51 http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35.2 http://www.mandriva.com/security/advisories?name=MDVSA-2011:051