USN-3689-1: Libgcrypt vulnerability
19 June 2018
Libgcrypt could be made to expose sensitive information.
Releases
Packages
- libgcrypt11 - LGPL Crypto library
- libgcrypt20 - LGPL Crypto library
Details
Keegan Ryan discovered that Libgcrypt was susceptible to a side-channel
attack. A local attacker could possibly use this attack to recover ECDSA
private keys.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04
Ubuntu 17.10
Ubuntu 16.04
Ubuntu 14.04
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-3692-1: libssl1.0.0-udeb, libssl-doc, openssl, openssl1.0, libssl1.0.0, libssl1.1-udeb, libssl1.0-dev, libcrypto1.0.0-udeb, libssl-dev, libcrypto1.1-udeb, libssl1.1
- USN-3692-2: openssl, libssl1.0.0
- USN-3689-2: libgcrypt11
- USN-3850-1: libnss3-dev, libnss3-tools, libnss3-1d, nss, libnss3, libnss3-nssdb
- USN-3850-2: nss, libnss3