USN-279-1: libnasl/nessus vulnerability

Ubuntu Security Notice USN-279-1

3rd May, 2006

libnasl vulnerability

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

  • Ubuntu 5.10
  • Ubuntu 5.04

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 version:

Ubuntu 5.10:
libnasl2
Ubuntu 5.04:
libnasl2

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

None

References

CVE-2006-2093