CVE-2014-3468

Publication date 5 June 2014

Last updated 24 July 2024

Ubuntu priority

Description

The asn1_get_bit_der function in GNU Libtasn1 before 3.6 does not properly report an error when a negative bit length is identified, which allows context-dependent attackers to cause out-of-bounds access via crafted ASN.1 data.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libtasn1-3	14.04 LTS trusty	Not in release
	13.10 saucy	Ignored end of life
	12.04 LTS precise	Fixed 2.10-1ubuntu1.2
	10.04 LTS lucid	Fixed 2.4-1ubuntu0.2
libtasn1-6	14.04 LTS trusty	Fixed 3.4-3ubuntu0.1
	13.10 saucy	Ignored end of life
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Not in release

How can I get the fixes?
What do statuses mean?
Patch details

Patch details

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

Package	Patch details
libtasn1-6	Upstream: ?id=1c3

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-2294-1
Libtasn1 vulnerabilities
22 July 2014

Other references

http://lists.gnu.org/archive/html/help-libtasn1/2014-05/msg00006.html
https://www.cve.org/CVERecord?id=CVE-2014-3468