USN-279-1: libnasl/nessus vulnerability
4 May 2006
libnasl vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 5.10
- Ubuntu 5.04
Software Description
Details
Jayesh KS discovered that the nasl_split() function in the NASL (Nessus Attack Scripting Language) library did not check for a zero-length separator argument, which lead to an invalid memory allocation. This library is primarily used in the Nessus security scanner; a remote attacker could exploit this vulnerability to cause the Nessus daemon to crash.
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 5.10
- libnasl2
- Ubuntu 5.04
- libnasl2
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.