CVE-2015-8767

NameCVE-2015-8767
Descriptionnet/sctp/sm_sideeffect.c in the Linux kernel before 4.3 does not properly manage the relationship between a lock and a socket, which allows local users to cause a denial of service (deadlock) via a crafted sctp_accept 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-412-1, DSA-3448-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1fixed
wheezy (security)3.2.93-1fixed
jessie3.16.43-2+deb8u2fixed
jessie (security)3.16.43-2+deb8u5fixed
stretch4.9.51-1fixed
stretch (security)4.9.30-2+deb9u5fixed
buster, sid4.13.4-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.3.1-1medium
linuxsourcejessie3.16.7-ckt20-1+deb8u3mediumDSA-3448-1
linuxsourcewheezy3.2.73-2+deb7u3medium
linux-2.6source(unstable)(unfixed)medium
linux-2.6sourcesqueeze2.6.32-48squeeze19mediumDLA-412-1

Notes

https://git.kernel.org/linus/635682a14427d241bab7bbdeebb48a7d7b91638e (v4.3-rc4)
http://www.openwall.com/lists/oss-security/2016/01/11/4

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