[USN-3628-2] OpenSSL vulnerability
Leonidas S. Barbosa
leo.barbosa at canonical.com
Thu Apr 19 17:20:02 UTC 2018
Ubuntu Security Notice USN-3628-2
April 19, 2018
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
OpenSSL could allow access to sensitve information.
- openssl: Secure Socket Layer (SSL) cryptographic library and tools
USN-3628-1 fixed a vulnerability in OpenSSL. This update provides
the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
Alejandro Cabrera Aldaya, Billy Brumley, Cesar Pereida Garcia and Luis
Manuel Alvarez Tapia discovered that OpenSSL incorrectly handled RSA
key generation. An attacker could possibly use this issue to perform a
cache-timing attack and recover private RSA keys.
The problem can be corrected by updating your system to the following
Ubuntu 12.04 ESM:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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