CVE-2016-8669

NameCVE-2016-8669
DescriptionThe serial_update_parameters function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving a value of divider greater than baud base.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-678-1, DLA-679-1
NVD severitylow (attack range: local)
Debian Bugs840945

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+deb7u23fixed
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+deb7u23fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.8+dfsg-1low840945
qemusourcewheezy1.1.2+dfsg-6+deb7u17lowDLA-678-1
qemu-kvmsource(unstable)(unfixed)low
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u17lowDLA-679-1

Notes

[jessie] - qemu <no-dsa> (Minor issue)
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02461.html
https://bugzilla.redhat.com/show_bug.cgi?id=1384909
http://git.qemu.org/?p=qemu.git;a=commit;h=3592fe0c919cf27a81d8e9f9b4f269553418bb01

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