CVE-2017-10914

NameCVE-2017-10914
DescriptionThe grant-table feature in Xen through 4.8.x has a race condition leading to a double free, which allows guest OS users to cause a denial of service (memory consumption), or possibly obtain sensitive information or gain privileges, aka XSA-218 bug 2.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-1132-1, DSA-3969-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xen (PTS)jessie4.4.1-9+deb8u10fixed
jessie (security)4.4.4lts4-0+deb8u1fixed
stretch (security), stretch4.8.4+xsa273+shim4.10.1+xsa273-1+deb9u10fixed
buster, sid4.11.1~pre.20180911.5acdd26fdc+dfsg-5fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensource(unstable)4.8.1-1+deb9u3medium
xensourcejessie4.4.1-9+deb8u10mediumDSA-3969-1
xensourcestretch4.8.1-1+deb9u3mediumDSA-3969-1
xensourcewheezy4.1.6.lts1-9mediumDLA-1132-1

Notes

https://xenbits.xen.org/xsa/advisory-218.html

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