USN-775-1: Quagga vulnerability

Releases

• Ubuntu 9.04
• Ubuntu 8.10
• Ubuntu 8.04
• Ubuntu 6.06

Packages

• quagga -

Details

It was discovered that the BGP service in Quagga did not correctly
handle certain AS paths containing 4-byte ASNs. An authenticated remote
attacker could exploit this flaw to cause bgpd to abort, leading to a
denial of service.

Update instructions

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

Ubuntu 9.04

• quagga - 0.99.11-1ubuntu0.1

Ubuntu 8.10

• quagga - 0.99.9-6ubuntu0.1

Ubuntu 8.04

• quagga - 0.99.9-2ubuntu1.2

Ubuntu 6.06

• quagga - 0.99.2-1ubuntu3.5

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

References

• CVE-2009-1572