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USN-5080-2: Libgcrypt vulnerabilities

16 September 2021

Libgcrypt could be made to expose sensitive information.




USN-5080-1 fixed several vulnerabilities in Libgcrypt. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Libgcrypt incorrectly handled ElGamal encryption. An
attacker could possibly use this issue 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.

Related notices

  • USN-5080-1: libgcrypt11-dev, libgcrypt-mingw-w64-dev, libgcrypt20-doc, libgcrypt20, libgcrypt20-dev