CVE-2016-7170

NameCVE-2016-7170
DescriptionThe vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINE_CURSOR svga command.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1599-1, DLA-652-1, DLA-653-1
NVD severitylow
Debian Bugs837316

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)stretch1:2.8+dfsg-6+deb9u9fixed
stretch (security)1:2.8+dfsg-6+deb9u17fixed
buster, buster (security)1:3.1+dfsg-8+deb10u8fixed
bullseye1:5.2+dfsg-11+deb11u1fixed
bullseye (security)1:5.2+dfsg-11+deb11u2fixed
bookworm1:7.0+dfsg-6fixed
sid1:7.0+dfsg-7fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusourcewheezy1.1.2+dfsg-6+deb7u16DLA-652-1
qemusourcejessie1:2.1+dfsg-12+deb8u8DLA-1599-1
qemusource(unstable)1:2.8+dfsg-1837316
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u16DLA-653-1
qemu-kvmsource(unstable)(unfixed)

Notes

https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg01764.html
http://git.qemu.org/?p=qemu.git;a=commit;h=167d97a3def77ee2dbf6e908b0ecbfe2103977db

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