CVE-2018-19964

NameCVE-2018-19964
DescriptionAn issue was discovered in Xen 4.11.x allowing x86 guest OS users to cause a denial of service (host OS hang) because the p2m lock remains unavailable indefinitely in certain error conditions.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xen (PTS)jessie, jessie (lts)4.4.4lts5-0+deb8u1fixed
stretch (security), stretch (lts), stretch4.8.5.final+shim4.10.4-1+deb9u12fixed
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+10-g091466ba55-1.1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensourcewheezy(unfixed)end-of-life
xensourcejessie(not affected)
xensourcestretch(not affected)
xensource(unstable)4.11.1-1

Notes

[stretch] - xen <not-affected> (Only affects 4.11)
[jessie] - xen <not-affected> (Only affects 4.11)
https://xenbits.xen.org/xsa/advisory-277.txt

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