CVE-2015-8035

Publication date 2 November 2015

Last updated 24 July 2024

Ubuntu priority

The xz_decomp function in xzlib.c in libxml2 2.9.1 does not properly detect compression errors, which allows context-dependent attackers to cause a denial of service (process hang) via crafted XML data.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libxml2	15.10 wily	Not affected
	15.04 vivid	Not affected
	14.04 LTS trusty	Fixed 2.9.1+dfsg1-3ubuntu4.5
	12.04 LTS precise	Not affected

Notes

tyhicks

The test xz file does not trigger the DoS in our 2.9.2 builds. xz support was accidentally disabled in 2.9.2. Marking the devel release as 'needed' so that the build system fix (18b8988511b0954272cac4d6c3e6724f9dbf6e0a) doesn't slip in without this CVE fix.

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=f07

References

Related Ubuntu Security Notices (USN)