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CVE-2015-7941

Published: 23 October 2015

libxml2 2.9.2 does not properly stop parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and libxml2 crash) via crafted XML data to the (1) xmlParseEntityDecl or (2) xmlParseConditionalSections function in parser.c, as demonstrated by non-terminated entities.

Priority

Medium

Status

Package Release Status
libxml2
Launchpad, Ubuntu, Debian
Upstream
Released (2.9.2+really2.9.1+dfsg1-0.1)
Ubuntu 14.04 ESM (Trusty Tahr)
Released (2.9.1+dfsg1-3ubuntu4.5)
Patches:
Upstream: https://git.gnome.org/browse/libxml2/commit/?id=a7dfab7411cbf545f359dd3157e5df1eb0e7ce31
Upstream: https://git.gnome.org/browse/libxml2/commit/?id=9b8512337d14c8ddf662fcb98b0135f225a1c489