CVE-2016-8578

NameCVE-2016-8578
DescriptionThe v9fs_iov_vunmarshal function in fsdev/9p-iov-marshal.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) by sending an empty string parameter to a 9P operation.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-1599-1, DLA-678-1, DLA-679-1
Debian Bugs840340

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+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+deb7u17DLA-678-1
qemusourcejessie1:2.1+dfsg-12+deb8u8DLA-1599-1
qemusource(unstable)1:2.8+dfsg-1840340
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u17DLA-679-1
qemu-kvmsource(unstable)(unfixed)

Notes

https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg07143.html
http://git.qemu.org/?p=qemu.git;a=commit;h=ba42ebb863ab7d40adc79298422ed9596df8f73a

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