USN-922-1: libnss-db vulnerability

Ubuntu Security Notice USN-922-1

31st March, 2010

libnss-db vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 9.10
  • Ubuntu 9.04
  • Ubuntu 8.10
  • Ubuntu 8.04 LTS

Software description

  • libnss-db


Stephane Chazelas discovered that libnss-db did not correctly set up a
database environment. A local attacker could exploit this to read the
first line of arbitrary files, leading to a loss of privacy and possibly
privilege escalation.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 9.10:
libnss-db 2.2.3pre1-3ubuntu3.9.10.2
Ubuntu 9.04:
libnss-db 2.2.3pre1-3ubuntu3.9.04.2
Ubuntu 8.10:
libnss-db 2.2.3pre1-3ubuntu1.8.10.2
Ubuntu 8.04 LTS:
libnss-db 2.2.3pre1-3ubuntu1.8.04.2

To update your system, please follow these instructions:

In general, a standard system upgrade is sufficient to effect the
necessary changes.