CVE-2017-2584

Name	CVE-2017-2584
Description	arch/x86/kvm/emulate.c in the Linux kernel through 4.9.3 allows local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free) via a crafted application that leverages instruction emulation for fxrstor, fxsave, sgdt, and sidt.
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)
References	DSA-3791-1

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, sid	6.1.20-1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	wheezy	(not affected)
linux	source	jessie	3.16.39-1+deb8u1	DSA-3791-1
linux	source	(unstable)	4.9.6-1

Notes

[wheezy] - linux <not-affected> (Vulnerable code introduced in 3.6-rc1)
Upstream patch: https://www.spinics.net/lists/kvm/msg143571.html
Fixed by: https://git.kernel.org/linus/129a72a0d3c8e139a04512325384fe5ac119e74d