Ubuntu Security Notice USN-1516-1
July 25, 2012
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
OpenSSL incorrectly disabled TLS 1.1 and TLS 1.2 in certain applications.
- openssl: Secure Socket Layer (SSL) cryptographic library and tools
It was discovered that OpenSSL incorrectly handled the SSL_OP_ALL setting.
This resulted in TLS 1.1 and TLS 1.2 being inadvertently disabled for
certain server and client applications.
The problem can be corrected by updating your system to the following
Ubuntu 12.04 LTS:
After a standard system update you need to reboot your computer to make
all the necessary changes.