CVE-2016-1838

NameCVE-2016-1838
DescriptionThe xmlPArserPrintFileContextInternal function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted XML document.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-503-1, DSA-3593-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libxml2 (PTS)buster2.9.4+dfsg1-7+deb10u4fixed
buster (security)2.9.4+dfsg1-7+deb10u6fixed
bullseye (security), bullseye2.9.10+dfsg-6.7+deb11u4fixed
bookworm2.9.14+dfsg-1.3~deb12u1fixed
sid, trixie2.9.14+dfsg-1.3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libxml2sourcewheezy2.8.0+dfsg1-7+wheezy6DLA-503-1
libxml2sourcejessie2.9.1+dfsg1-5+deb8u2DSA-3593-1
libxml2source(unstable)2.9.3+dfsg1-1.1

Notes

https://gitlab.gnome.org/GNOME/libxml2/-/commit/db07dd613e461df93dde7902c6505629bf0734e9 (v2.9.4)
https://bugzilla.gnome.org/show_bug.cgi?id=758588
https://bugs.chromium.org/p/project-zero/issues/detail?id=639

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