CVE-2016-5131

NameCVE-2016-5131
DescriptionUse-after-free vulnerability in libxml2 through 2.9.4, as used in Google Chrome before 52.0.2743.82, allows remote attackers to cause a denial of service or possibly have unspecified other impact via vectors related to the XPointer range-to function.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-691-1, DSA-3637-1, DSA-3744-1
NVD severitymedium (attack range: remote)
Debian Bugs840554

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
chromium-browser (PTS)wheezy, wheezy (security)37.0.2062.120-1~deb7u1vulnerable
jessie (security), jessie57.0.2987.98-1~deb8u1fixed
stretch62.0.3202.89-1~deb9u1fixed
stretch (security)63.0.3239.84-1~deb9u1fixed
buster62.0.3202.89-1fixed
sid63.0.3239.84-1fixed
libxml2 (PTS)wheezy2.8.0+dfsg1-7+wheezy5vulnerable
wheezy (security)2.8.0+dfsg1-7+wheezy11fixed
jessie (security), jessie2.9.1+dfsg1-5+deb8u5fixed
stretch (security), stretch2.9.4+dfsg1-2.2+deb9u1fixed
buster2.9.4+dfsg1-5.1fixed
sid2.9.4+dfsg1-5.2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
chromium-browsersource(unstable)52.0.2743.82-1medium
chromium-browsersourcejessie52.0.2743.82-1~deb8u1mediumDSA-3637-1
chromium-browsersourcewheezy(unfixed)end-of-life
libxml2source(unstable)2.9.4+dfsg1-2.1medium840554
libxml2sourcejessie2.9.1+dfsg1-5+deb8u4mediumDSA-3744-1
libxml2sourcewheezy2.8.0+dfsg1-7+wheezy7mediumDLA-691-1

Notes

[wheezy] - chromium-browser <end-of-life> (Not supported in Wheezy)
Google fix: https://codereview.chromium.org/2127493002
Fixed by: https://git.gnome.org/browse/libxml2/commit/?id=9ab01a277d71f54d3143c2cf333c5c2e9aaedd9e
Requisite for the test: https://git.gnome.org/browse/libxml2/commit/?id=a005199330b86dada19d162cae15ef9bdcb6baa8

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