CVE-2016-9103

NameCVE-2016-9103
DescriptionThe v9fs_xattrcreate function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS administrators to obtain sensitive host heap memory information by reading xattribute values before writing to them.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-689-1, DLA-698-1
NVD severitylow (attack range: local)
Debian Bugs842463

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+deb7u24fixed
jessie (security), jessie1:2.1+dfsg-12+deb8u6vulnerable
stretch1:2.8+dfsg-6+deb9u2fixed
stretch (security)1:2.8+dfsg-6+deb9u3fixed
buster, sid1:2.10.0+dfsg-2fixed
qemu-kvm (PTS)wheezy1.1.2+dfsg-6+deb7u12vulnerable
wheezy (security)1.1.2+dfsg-6+deb7u24fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.8+dfsg-1low842463
qemusourcewheezy1.1.2+dfsg-6+deb7u18lowDLA-698-1
qemu-kvmsource(unstable)(unfixed)low
qemu-kvmsourcewheezy1.1.2+dfsg-6+deb7u18lowDLA-689-1

Notes

[jessie] - qemu <no-dsa> (Minor issue)
https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01790.html
http://www.openwall.com/lists/oss-security/2016/10/28/1
http://git.qemu.org/?p=qemu.git;a=commit;h=eb687602853b4ae656e9236ee4222609f3a6887d

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