CVE-2016-4805

Name	CVE-2016-4805
Description	Use-after-free vulnerability in drivers/net/ppp/ppp_generic.c in the Linux kernel before 4.5.2 allows local users to cause a denial of service (memory corruption and system crash, or spinlock) or possibly have unspecified other impact by removing a network namespace, related to the ppp_register_net_channel and ppp_unregister_channel functions.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-3607-1

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	6.1.115-1	fixed
	bookworm (security)	6.1.112-1	fixed
	trixie	6.11.5-1	fixed
	sid	6.11.7-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	wheezy	3.2.81-1
linux	source	jessie	3.16.7-ckt25-2+deb8u2	DSA-3607-1
linux	source	(unstable)	4.5.2-1

Notes

Fixed by: https://git.kernel.org/linus/1f461dcdd296eecedaffffc6bae2bfa90bd7eb89 (v4.6-rc1)
Introduced by: https://git.kernel.org/linus/273ec51dd7ceaa76e038875d85061ec856d8905e (v2.6.30)