[USN-1540-2] NSS vulnerability
marc.deslauriers at canonical.com
Tue Aug 21 12:10:46 UTC 2012
Ubuntu Security Notice USN-1540-2
August 21, 2012
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
NSS could be made to crash if it opened a specially crafted certificate.
- nss: Network Security Service library
USN-1540-1 fixed vulnerabilities in NSS. This update provides the
corresponding updates for Ubuntu 12.04 LTS.
Original advisory details:
Kaspar Brand discovered a vulnerability in how the Network Security
Services (NSS) ASN.1 decoder handles zero length items. If the user were
tricked into opening a specially crafted certificate, an attacker could
possibly exploit this to cause a denial of service via application crash.
The problem can be corrected by updating your system to the following
Ubuntu 12.04 LTS:
After a standard system update you need to restart any applications that
use NSS, such as Evolution, to make all the necessary changes.
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