CVE-2014-3633

NameCVE-2014-3633
DescriptionThe qemuDomainGetBlockIoTune function in qemu/qemu_driver.c in libvirt before 1.2.9, when a disk has been hot-plugged or removed from the live image, allows remote attackers to cause a denial of service (crash) or read sensitive heap information via a crafted blkiotune query, which triggers an out-of-bounds read.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3038-1
NVD severitymedium (attack range: remote)
Debian Bugs762203

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libvirt (PTS)wheezy0.9.12.3-1+deb7u1fixed
wheezy (security)0.9.12.3-1+deb7u2fixed
jessie1.2.9-9+deb8u4fixed
jessie (security)1.2.9-9+deb8u3fixed
stretch3.0.0-4fixed
stretch (security)3.0.0-4+deb9u1fixed
buster, sid3.8.0-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libvirtsource(unstable)1.2.8-2medium762203
libvirtsourcesqueeze(not affected)
libvirtsourcewheezy0.9.12.3-1+deb7u1mediumDSA-3038-1

Notes

[squeeze] - libvirt <not-affected> (Vulnerable code introduced in v0.9.8)
Upstream fix: http://libvirt.org/git/?p=libvirt.git;a=commit;h=3e745e8f775dfe6f64f18b5c2fe4791b35d3546b
Introduced in http://libvirt.org/git/?p=libvirt.git;a=commitdiff;h=eca96694a7f992be633d48d5ca03cedc9bbc3c9a (v0.9.8)
Upstream advisory: http://security.libvirt.org/2014/0004.html

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