CVE-2011-4577

Publication date 5 January 2012

Last updated 24 July 2024

Ubuntu priority

Description

OpenSSL before 0.9.8s and 1.x before 1.0.0f, when RFC 3779 support is enabled, allows remote attackers to cause a denial of service (assertion failure) via an X.509 certificate containing certificate-extension data associated with (1) IP address blocks or (2) Autonomous System (AS) identifiers.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openssl	11.10 oneiric	Fixed 1.0.0e-2ubuntu4.2
	11.04 natty	Fixed 0.9.8o-5ubuntu1.2
	10.10 maverick	Fixed 0.9.8o-1ubuntu4.6
	10.04 LTS lucid	Fixed 0.9.8k-7ubuntu8.8
	8.04 LTS hardy	Fixed 0.9.8g-4ubuntu3.15
openssl098	11.10 oneiric	Fixed 0.9.8o-7ubuntu1.2
	11.04 natty	Not in release
	10.10 maverick	Not in release
	10.04 LTS lucid	Not in release
	8.04 LTS hardy	Not in release

Patch details

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

Package	Patch details
openssl	Upstream: http://cvs.openssl.org/chngview?cn=21937
openssl098	Upstream: http://cvs.openssl.org/chngview?cn=21924

References

Related Ubuntu Security Notices (USN)

USN-1357-1
OpenSSL vulnerabilities
9 February 2012