CVE-2013-4270

NameCVE-2013-4270
DescriptionThe net_ctl_permissions function in net/sysctl_net.c in the Linux kernel before 3.11.5 does not properly determine uid and gid values, which allows local users to bypass intended /proc/sys/net restrictions via a crafted application.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
NVD severitylow (attack range: local)
Debian/oldstablenot vulnerable.
Debian/stablenot vulnerable.
Debian/testingnot vulnerable.
Debian/unstablenot vulnerable.

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.65-1fixed
wheezy (security)3.2.65-1+deb7u2fixed
jessie, sid3.16.7-ckt4-3fixed
linux-2.6 (PTS)squeeze (security), squeeze2.6.32-48squeeze6fixed
squeeze (lts)2.6.32-48squeeze11fixed

The information above is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)3.11.5-1low
linuxsourcewheezy(not affected)
linux-2.6source(unstable)(not affected)

Notes

- linux-2.6 <not-affected> (Introduced in 3.8)
[wheezy] - linux <not-affected> (Introduced in 3.8)
Introduced with http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cff109768b2d9c03095848f4cd4b0754117262aa
Fixed by http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2433c8f094a008895e66f25bd1773cdb01c91d01

Search for package or bug name: Reporting problems