USN-534-1: OpenSSL vulnerability

Ubuntu Security Notice USN-534-1

22nd October, 2007

openssl vulnerability

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

  • Ubuntu 7.10
  • Ubuntu 7.04
  • Ubuntu 6.10
  • Ubuntu 6.06 LTS

Software description

  • openssl

Details

Andy Polyakov discovered that the DTLS implementation in OpenSSL
was vulnerable. A remote attacker could send a specially crafted
connection request to services using DTLS and execute arbitrary code
with the service's privileges. There are no known Ubuntu applications
that are currently using DTLS.

Update instructions

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

Ubuntu 7.10:
libssl0.9.8 0.9.8e-5ubuntu3.1
Ubuntu 7.04:
libssl0.9.8 0.9.8c-4ubuntu0.2
Ubuntu 6.10:
libssl0.9.8 0.9.8b-2ubuntu2.2
Ubuntu 6.06 LTS:
libssl0.9.8 0.9.8a-7ubuntu0.5

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

After a standard system upgrade you need to reboot your computer to
effect the necessary changes.

References

CVE-2007-4995