CVE-2017-7980

NameCVE-2017-7980
DescriptionHeap-based buffer overflow in Cirrus CLGD 54xx VGA Emulator in Quick Emulator (Qemu) 2.8 and earlier allows local guest OS users to execute arbitrary code or cause a denial of service (crash) via vectors related to a VNC client updating its display after a VGA operation.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1035-1, DLA-939-1
NVD severitymedium (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)wheezy1.1.2+dfsg-6a+deb7u12vulnerable
wheezy (security)1.1.2+dfsg-6+deb7u22fixed
jessie (security), jessie1:2.1+dfsg-12+deb8u6vulnerable
stretch1:2.8+dfsg-6fixed
stretch (security)1:2.8+dfsg-6+deb9u2fixed
buster, sid1:2.8+dfsg-7fixed
qemu-kvm (PTS)wheezy1.1.2+dfsg-6+deb7u12vulnerable
wheezy (security)1.1.2+dfsg-6+deb7u22fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.8+dfsg-4medium
qemusourcewheezy1.1.2+dfsg-6+deb7u22mediumDLA-1035-1
qemu-kvmsource(unstable)(unfixed)medium
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u21mediumDLA-939-1

Notes

Fixed by: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=026aeffcb4752054830ba203020ed6eb05bcaba8
Fixed by: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=ffaf857778286ca54e3804432a2369a279e73aa7
Fixed by: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=f019722cbbb45aea153294fc8921fcc96a4d3fa2

Search for package or bug name: Reporting problems