USN-634-1: OpenLDAP vulnerability
Ubuntu Security Notice USN-634-1
1st August, 2008
openldap2.2, openldap2.3 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 8.04 LTS
- Ubuntu 7.10
- Ubuntu 7.04
- Ubuntu 6.06 LTS
Software description
- openldap2.2
- openldap2.3
Details
Cameron Hotchkies discovered that OpenLDAP did not correctly handle
certain ASN.1 BER data. A remote attacker could send a specially crafted
packet and crash slapd, leading to a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 8.04 LTS:
- slapd 2.4.9-0ubuntu0.8.04.1
- Ubuntu 7.10:
- slapd 2.3.35-1ubuntu0.3
- Ubuntu 7.04:
- slapd 2.3.30-2ubuntu0.3
- Ubuntu 6.06 LTS:
- slapd 2.2.26-5ubuntu2.8
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.