CVE-2016-7423

Name	CVE-2016-7423
Description	The mptsas_process_scsi_io_request function in QEMU (aka Quick Emulator), when built with LSI SAS1068 Host Bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors involving MPTSASRequest objects.
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	838145

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
qemu (PTS)	jessie, jessie (lts)	1:2.1+dfsg-12+deb8u23	fixed
	stretch (security)	1:2.8+dfsg-6+deb9u17	fixed
	stretch (lts), stretch	1:2.8+dfsg-6+deb9u19	fixed
	buster (security), buster, buster (lts)	1:3.1+dfsg-8+deb10u12	fixed
	bullseye	1:5.2+dfsg-11+deb11u3	fixed
	bullseye (security)	1:5.2+dfsg-11+deb11u2	fixed
	bookworm	1:7.2+dfsg-7+deb12u7	fixed
	sid, trixie	1:9.2.0+ds-2	fixed

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

Package	Type	Release	Fixed Version	Debian Bugs
qemu	source	wheezy	(not affected)
qemu	source	jessie	(not affected)
qemu	source	(unstable)	1:2.7+dfsg-1	838145
qemu-kvm	source	(unstable)	(not affected)

Notes

[jessie] - qemu <not-affected> (Vulnerable code introduced later)
[wheezy] - qemu <not-affected> (Vulnerable code introduced later)
- qemu-kvm <not-affected> (Vulnerable code introduced later)
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html
https://bugzilla.redhat.com/show_bug.cgi?id=1376776
https://www.openwall.com/lists/oss-security/2016/09/16/5
LSI SAS1068 (mptsas) device support added in
http://git.qemu.org/?p=qemu.git;a=commit;h=e351b82611293683c4cabe4b69b7552bde5d4e2a (v2.6.0-rc0)
Fixed by: http://git.qemu.org/?p=qemu.git;a=commit;h=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5