CVE-2016-4951

NameCVE-2016-4951
DescriptionThe tipc_nl_publ_dump function in net/tipc/socket.c in the Linux kernel through 4.6 does not verify socket existence, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a dumpit operation.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.260-1fixed
bullseye5.10.140-1fixed
bullseye (security)5.10.149-2fixed
bookworm6.0.8-1fixed
sid6.0.10-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcewheezy(not affected)
linuxsourcejessie(not affected)
linuxsource(unstable)4.5.5-1

Notes

[jessie] - linux <not-affected> (Introduced in 3.19)
[wheezy] - linux <not-affected> (Introduced in 3.19)
http://lists.openwall.net/netdev/2016/05/14/28
Fixed by: https://git.kernel.org/linus/45e093ae2830cd1264677d47ff9a95a71f5d9f9c
Introduced by: https://git.kernel.org/linus/1a1a143daf84db95dd7212086042004a3abb7bc2 (v3.19-rc1)

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