CVE-2017-5986

NameCVE-2017-5986
DescriptionRace condition in the sctp_wait_for_sndbuf function in net/sctp/socket.c in the Linux kernel before 4.9.11 allows local users to cause a denial of service (assertion failure and panic) via a multithreaded application that peels off an association in a certain buffer-full state.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-849-1, DSA-3804-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1vulnerable
wheezy (security)3.2.86-1fixed
jessie3.16.39-1vulnerable
jessie (security)3.16.39-1+deb8u2fixed
stretch4.9.13-1fixed
sid4.9.16-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)4.9.10-1high
linuxsourcejessie3.16.39-1+deb8u2highDSA-3804-1
linuxsourcewheezy3.2.86-1highDLA-849-1

Notes

Fixed by: https://git.kernel.org/linus/2dcab598484185dea7ec22219c76dcdd59e3cb90

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