Ubuntu Security Notice USN-1428-1
24th April, 2012
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.10
- Ubuntu 11.04
- Ubuntu 10.04 LTS
- Ubuntu 8.04 LTS
An application using OpenSSL could be made to crash or run programs if it opened a specially crafted file.
- openssl - Secure Socket Layer (SSL) cryptographic library and tools
It was discovered that the fix for CVE-2012-2110 was incomplete for OpenSSL
0.9.8. A remote attacker could trigger this flaw in services that used SSL
to cause a denial of service or possibly execute arbitrary code with
application privileges. Ubuntu 11.10 was not affected by this issue.
The original upstream fix for CVE-2012-2110 would cause BUF_MEM_grow_clean()
to sometimes return the wrong error condition. This update fixes the
The problem can be corrected by updating your system to the following package version:
- Ubuntu 11.10:
- libssl1.0.0 1.0.0e-2ubuntu4.5
- Ubuntu 11.04:
- libssl0.9.8 0.9.8o-5ubuntu1.5
- Ubuntu 10.04 LTS:
- libssl0.9.8 0.9.8k-7ubuntu8.11
- Ubuntu 8.04 LTS:
- libssl0.9.8 0.9.8g-4ubuntu3.18
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.