USN-4236-2: Libgcrypt vulnerability
14 January 2020
Libgcrypt could be made to expose sensitive information.
Releases
Packages
- libgcrypt20 - LGPL Crypto library
Details
USN-4236-1 fixed a vulnerability in Libgcrypt. This update provides the
corresponding fix for Ubuntu 16.04 LTS.
Original advisory details:
It was discovered that Libgcrypt was susceptible to a ECDSA timing attack.
An attacker could possibly use this attack to recover sensitive
information.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-4236-1: libgcrypt20-doc, libgcrypt20-udeb, libgcrypt11-dev, libgcrypt20, libgcrypt-mingw-w64-dev, libgcrypt20-dev
- USN-4236-3: libgcrypt11-doc, libgcrypt11-udeb, libgcrypt11, libgcrypt11-dev