CVE-2015-2830

Name	CVE-2015-2830
Description	arch/x86/kernel/entry_64.S in the Linux kernel before 3.19.2 does not prevent the TS_COMPAT flag from reaching a user-mode task, which might allow local users to bypass the seccomp or audit protection mechanism via a crafted application that uses the (1) fork or (2) close system call, as demonstrated by an attack against seccomp before 3.16.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DLA-246-1, DSA-3237-1
NVD severity	low

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	stretch	4.9.228-1	fixed
	stretch (security)	4.9.246-2	fixed
	buster, buster (security)	4.19.171-2	fixed
	bullseye	5.10.13-1	fixed
	sid	5.10.19-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	wheezy	3.2.68-1+deb7u1	DSA-3237-1
linux	source	jessie	3.16.7-ckt9-3~deb8u1	DSA-3237-1
linux	source	(unstable)	3.16.7-ckt9-1
linux-2.6	source	squeeze	2.6.32-48squeeze12	DLA-246-1
linux-2.6	source	(unstable)	(unfixed)

Notes

Upstream commit: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=956421fbb74c3a6261903f3836c0740187cf038b (v4.0-rc3)
https://www.openwall.com/lists/oss-security/2015/04/02/1