CVE-2017-7718

NameCVE-2017-7718
Descriptionhw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.
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)bullseye1:5.2+dfsg-11+deb11u3fixed
bullseye (security)1:5.2+dfsg-11+deb11u2fixed
bookworm1:7.2+dfsg-7+deb12u7fixed
sid, trixie1:9.1.2+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

http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=215902d7b6fb50c6fc216fc74f770858278ed904
http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=3328c14e63f08fb07e8c6dec779c9d365e9e9864 (v2.8.1)
https://bugzilla.redhat.com/show_bug.cgi?id=1443441

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