CVE-2015-8317

Publication date 23 November 2015

Last updated 24 July 2024

The xmlParseXMLDecl function in parser.c in libxml2 before 2.9.3 allows context-dependent attackers to obtain sensitive information via an (1) unterminated encoding value or (2) incomplete XML declaration in XML data, which triggers an out-of-bounds heap read.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libxml2	15.10 wily	Not affected
	15.04 vivid	Fixed 2.9.2+dfsg1-3ubuntu0.2
	14.04 LTS trusty	Fixed 2.9.1+dfsg1-3ubuntu4.6
	12.04 LTS precise	Fixed 2.7.8.dfsg-5.1ubuntu4.13

Notes

mdeslaur

already fixed by the following patches in wily+: 0011-Do-not-process-encoding-values-if-the-declaration-if.patch 0012-Fail-parsing-early-on-if-encoding-conversion-failed.patch

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
libxml2	Upstream: ?id=9aa Upstream: ?id=709

References

Related Ubuntu Security Notices (USN)