CVE-2013-3231

EPSS 0.4%

The llc_ui_recvmsg function in net/llc/af_llc.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtain sensitive information from kernel stack memory via a crafted recvmsg or recvfrom system call.

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=c77a4b9cffb6215a15196ec499490d116dfad181 http://lists.fedoraproject.org/pipermail/package-announce/2013-April/103750.html http://lists.fedoraproject.org/pipermail/package-announce/2013-May/104480.html http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00016.html http://lists.opensuse.org/opensuse-security-announce/2013-07/msg00018.html http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html http://rhn.redhat.com/errata/RHSA-2013-1645.html https://github.com/torvalds/linux/commit/c77a4b9cffb6215a15196ec499490d116dfad181 https://lkml.org/lkml/2013/4/14/107 http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 http://www.openwall.com/lists/oss-security/2013/04/14/3 http://www.ubuntu.com/usn/USN-1837-1