DescriptionMemory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.
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)
NVD severitymedium (attack range: local)
Debian Bugs853002

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+deb7u24vulnerable
jessie (security), jessie1:2.1+dfsg-12+deb8u6vulnerable
stretch (security), stretch1:2.8+dfsg-6+deb9u3fixed
buster, sid1:2.11+dfsg-1fixed
qemu-kvm (PTS)wheezy1.1.2+dfsg-6+deb7u12vulnerable
wheezy (security)1.1.2+dfsg-6+deb7u24vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[jessie] - qemu <no-dsa> (Minor issue)
[wheezy] - qemu <no-dsa> (Minor issue)
[wheezy] - qemu-kvm <no-dsa> (Minor issue);a=commit;h=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b

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