CVE-2014-2038

Name	CVE-2014-2038
Description	The nfs_can_extend_write function in fs/nfs/write.c in the Linux kernel before 3.13.3 relies on a write delegation to extend a write operation without a certain up-to-date verification, which allows local users to obtain sensitive information from kernel memory in opportunistic circumstances by writing to a file in an NFS filesystem and then reading the same file.
Source	CVE (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 Package	Release	Version	Status
linux (PTS)	buster	4.19.249-2	fixed
	buster (security)	4.19.269-1	fixed
	bullseye	5.10.158-2	fixed
	bullseye (security)	5.10.162-1	fixed
	bookworm	6.1.15-1	fixed
	sid	6.1.20-1	fixed

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

Package	Type	Release	Fixed Version
linux	source	wheezy	(not affected)
linux	source	(unstable)	3.13.4-1
linux-2.6	source	(unstable)	(not affected)

Notes

[wheezy] - linux <not-affected> (Introduced in 3.11)
- linux-2.6 <not-affected> (Introduced in 3.11)
Introduced by https://git.kernel.org/linus/c7559663e42f4294ffe31fe159da6b6a66b35d61
Fixed by https://git.kernel.org/linus/263b4509ec4d47e0da3e753f85a39ea12d1eff24