CVE-2016-7154

NameCVE-2016-7154
DescriptionUse-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host crash) and possibly execute arbitrary code or obtain sensitive information via an invalid guest frame number.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-3663-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xen (PTS)buster, buster (security)4.11.4+107-gef32c7afa2-1fixed
bullseye4.14.6-1fixed
bullseye (security)4.14.5+94-ge49571868d-1fixed
bookworm4.17.3+10-g091466ba55-1~deb12u1fixed
trixie4.17.3+10-g091466ba55-1fixed
sid4.17.3+36-g54dacb5c02-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensourcewheezy(not affected)
xensourcejessie4.4.1-9+deb8u7DSA-3663-1
xensource(unstable)4.6.0-1

Notes

[wheezy] - xen <not-affected> (Versions 4.3 and earlier are not vulnerable)
http://xenbits.xen.org/xsa/advisory-188.html
Only affects Xen 4.4, as workaround it is marked as fixed in the first xen version entering unstable
after the 4.4 series.

Search for package or bug name: Reporting problems