USN-5051-3: OpenSSL vulnerability
26 August 2021
OpenSSL could be made to crash or expose sensitive information if it received a specially crafted ASN.1 string.
- openssl1.0 - Secure Socket Layer (SSL) cryptographic library and tools
USN-5051-1 fixed a vulnerability in OpenSSL. This update provides the
corresponding update for the openssl1.0 package in Ubuntu 18.04 LTS.
Original advisory details:
Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1
strings. A remote attacker could use this issue to cause OpenSSL to crash,
resulting in a denial of service, or possibly obtain sensitive information.