CVE-2015-7942
libxml2 - security update
EPSS 1.0%
Description
The xmlParseConditionalSections function in parser.c in libxml2 does not properly skip intermediary entities when it stops parsing invalid input, which allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via crafted XML data, a different vulnerability than CVE-2015-7941.
How to fix CVE-2015-7942
To remediate CVE-2015-7942, upgrade the affected package to a fixed version below.
- Debian/libxml2—upgrade to 2.9.3+dfsg1-1 or later
- Debian/libxml2—upgrade to 2.7.8.dfsg-2+squeeze13 or later
Is CVE-2015-7942 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.9.3+dfsg1-1
- from 0, < 2.7.8.dfsg-2+squeeze13