CVE-2016-3134

NameCVE-2016-3134
DescriptionThe netfilter subsystem in the Linux kernel through 4.5.2 does not validate certain offset fields, which allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-516-1, DSA-3607-1
NVD severityhigh (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1vulnerable
wheezy (security)3.2.96-2fixed
jessie3.16.51-2fixed
jessie (security)3.16.43-2+deb8u5fixed
stretch4.9.65-3fixed
stretch (security)4.9.30-2+deb9u5fixed
buster4.13.13-1fixed
sid4.14.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.5.1-1high
linuxsourcejessie3.16.7-ckt25-2+deb8u2highDSA-3607-1
linuxsourcewheezy3.2.81-1highDLA-516-1

Notes

[wheezy] - linux <no-dsa> (Minor issue)
https://code.google.com/p/google-security-research/issues/detail?id=758
https://patchwork.ozlabs.org/patch/595575/
http://marc.info/?l=netfilter-devel&m=145757134822741&w=2
http://www.openwall.com/lists/oss-security/2016/03/10/4
http://www.openwall.com/lists/oss-security/2016/03/10/7
Non-privileged user namespaces disabled by default, only vulnerable with sysctl kernel.unprivileged_userns_clone=1

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