USN-677-1: vulnerabilities

26 November 2008, vulnerabilities

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

  • Ubuntu 8.10
  • Ubuntu 8.04 LTS
  • Ubuntu 7.10
  • Ubuntu 6.06 LTS

Software Description



Multiple memory overflow flaws were discovered in’s handling of WMF and EMF files. If a user were tricked into opening a specially crafted document, a remote attacker might be able to execute arbitrary code with user privileges. (CVE-2008-2237, CVE-2008-2238)

Dmitry E. Oboukhov discovered that senddoc, as included in, created temporary files in an insecure way. Local users could exploit a race condition to create or overwrite files with the privileges of the user invoking the program. This issue only affected Ubuntu 8.04 LTS. (CVE-2008-4937)

Update instructions

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

Ubuntu 8.10 - 1:2.4.1-11ubuntu2.1
Ubuntu 8.04 LTS - 1:2.4.1-1ubuntu2.1 - 1:2.4.1-1ubuntu2.1
Ubuntu 7.10 - 1:2.3.0-1ubuntu5.5
Ubuntu 6.06 LTS - 2.0.2-2ubuntu12.7-2

To update your system, please follow these instructions:

After a standard system upgrade you need to restart to effect the necessary changes.