CVE-2015-2752

NameCVE-2015-2752
DescriptionThe XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the device model (qemu-dm).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-479-1
Debian Bugs781620

Vulnerable and fixed packages

The table below lists information on source packages.

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

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensourcesqueeze(unfixed)end-of-life
xensourcewheezy4.1.6.1-1+deb7u1DLA-479-1
xensource(unstable)4.4.1-9781620

Notes

[squeeze] - xen <end-of-life> (Not supported in Squeeze LTS)
http://xenbits.xen.org/xsa/advisory-125.html

Search for package or bug name: Reporting problems