CVE-2015-3332

Name	CVE-2015-3332
Description	A certain backport in the TCP Fast Open implementation for the Linux kernel before 3.18 does not properly maintain a count value, which allow local users to cause a denial of service (system crash) via the Fast Open feature, as demonstrated by visiting the chrome://flags/#enable-tcp-fast-open URL when using certain 3.10.x through 3.16.x kernel builds, including longterm-maintenance releases and ckt (aka Canonical Kernel Team) builds.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	782515

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	fixed
	bullseye (security)	5.10.226-1	fixed
	bookworm	6.1.123-1	fixed
	bookworm (security)	6.1.119-1	fixed
	trixie	6.12.10-1	fixed
	sid	6.12.11-1	fixed

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

Package	Type	Release	Fixed Version	Debian Bugs
linux	source	wheezy	(not affected)
linux	source	jessie	3.16.7-ckt9-3~deb8u1
linux	source	(unstable)	3.16.7-ckt9-3	782515
linux-2.6	source	(unstable)	(not affected)

Notes

[wheezy] - linux <not-affected> (TCP Fast Open introduced in v3.6-rc1)
- linux-2.6 <not-affected> (TCP Fast Open introduced in v3.6-rc1)
https://www.openwall.com/lists/oss-security/2015/04/14/14
http://thread.gmane.org/gmane.linux.network/359588