USN-5845-1: OpenSSL vulnerabilities
7 February 2023
Several security issues were fixed in OpenSSL.
Releases
Packages
- openssl1.0 - Secure Socket Layer (SSL) cryptographic library and tools
Details
David Benjamin discovered that OpenSSL incorrectly handled X.400 address
processing. A remote attacker could possibly use this issue to read
arbitrary memory contents or cause OpenSSL to crash, resulting in a denial
of service. (CVE-2023-0286)
Octavio Galland and Marcel Böhme discovered that OpenSSL incorrectly
handled streaming ASN.1 data. A remote attacker could use this issue to
cause OpenSSL to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2023-0215)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04
After a standard system update you need to reboot your computer to make all
the necessary changes.