CVE-2018-7550

Name	CVE-2018-7550
Description	The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access.
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	DLA-1350-1, DLA-1351-1, DLA-1497-1, DSA-4213-1
Debian Bugs	892041

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
qemu (PTS)	buster	1:3.1+dfsg-8+deb10u8	fixed
	buster (security)	1:3.1+dfsg-8+deb10u10	fixed
	bullseye (security), bullseye	1:5.2+dfsg-11+deb11u2	fixed
	bookworm, sid	1:7.2+dfsg-5	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
qemu	source	wheezy	1.1.2+dfsg-6+deb7u25	DLA-1351-1
qemu	source	jessie	1:2.1+dfsg-12+deb8u7	DLA-1497-1
qemu	source	stretch	1:2.8+dfsg-6+deb9u4	DSA-4213-1
qemu	source	(unstable)	1:2.12~rc3+dfsg-1		892041
qemu-kvm	source	wheezy	1.1.2+dfsg-6+deb7u25	DLA-1350-1
qemu-kvm	source	(unstable)	(unfixed)

https://git.qemu.org/?p=qemu.git;a=patch;h=2a8fcd119eb7c6bb3837fc3669eb1b2dfb31daf8