CVE-2017-15268

NameCVE-2017-15268
DescriptionQemu through 2.10.0 allows remote attackers to cause a memory leak by triggering slow data-channel read operations, related to io/channel-websock.c.
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)
ReferencesDSA-4213-1
NVD severitymedium (attack range: remote)
Debian Bugs880836

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)jessie (security), jessie1:2.1+dfsg-12+deb8u6fixed
stretch (security), stretch1:2.8+dfsg-6+deb9u4fixed
buster, sid1:2.12+dfsg-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.11+dfsg-1medium880836
qemusourcejessie(not affected)
qemusourcestretch1:2.8+dfsg-6+deb9u4mediumDSA-4213-1
qemusourcewheezy(not affected)
qemu-kvmsource(unstable)(not affected)

Notes

[jessie] - qemu <not-affected> (I/O channels driver websockets introduced later)
[wheezy] - qemu <not-affected> (I/O channels driver websockets introduced later)
- qemu-kvm <not-affected> (I/O channels driver websockets introduced later)
https://lists.gnu.org/archive/html/qemu-devel/2017-10/msg02278.html
https://bugzilla.redhat.com/show_bug.cgi?id=1496879
https://bugs.launchpad.net/bugs/1718964
Fixed by: https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=a7b20a8efa28e5f22c26c06cd06c2f12bc863493

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