CVE-2017-5525

NameCVE-2017-5525
DescriptionMemory leak in hw/audio/ac97.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, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: local)
Debian Bugs852021

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+deb7u20vulnerable
jessie (security), jessie1:2.1+dfsg-12+deb8u6vulnerable
stretch, sid1:2.8+dfsg-5fixed
qemu-kvm (PTS)wheezy1.1.2+dfsg-6+deb7u12vulnerable
wheezy (security)1.1.2+dfsg-6+deb7u21vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)1:2.8+dfsg-2medium852021
qemu-kvmsource(unstable)(unfixed)medium

Notes

[jessie] - qemu <no-dsa> (Minor issue)
[wheezy] - qemu <no-dsa> (Minor issue)
[wheezy] - qemu-kvm <no-dsa> (Minor issue)
https://lists.nongnu.org/archive/html/qemu-devel/2017-01/msg01740.html
http://git.qemu.org/?p=qemu.git;a=commit;h=12351a91da97b414eec8cdb09f1d9f41e535a401
Sound device hotplug not supported by libvirt

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