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, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1035-1, DLA-1497-1, DLA-939-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)jessie, jessie (lts)1:2.1+dfsg-12+deb8u23fixed
stretch (security)1:2.8+dfsg-6+deb9u17fixed
stretch (lts), stretch1:2.8+dfsg-6+deb9u19fixed
buster1:3.1+dfsg-8+deb10u8fixed
buster (security)1:3.1+dfsg-8+deb10u12fixed
bullseye1:5.2+dfsg-11+deb11u3fixed
bullseye (security)1:5.2+dfsg-11+deb11u2fixed
bookworm1:7.2+dfsg-7+deb12u6fixed
trixie1:8.2.4+ds-1fixed
sid1:9.0.2+ds-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy1.1.2+dfsg-6+deb7u22DLA-1035-1
qemusourcejessie1:2.1+dfsg-12+deb8u7DLA-1497-1
qemusource(unstable)1:2.8+dfsg-4
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u21DLA-939-1
qemu-kvmsource(unstable)(unfixed)

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

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