[USN-5053-1] libssh vulnerability
marc.deslauriers at canonical.com
Thu Aug 26 16:30:19 UTC 2021
Ubuntu Security Notice USN-5053-1
August 26, 2021
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 21.04
- Ubuntu 20.04 LTS
libssh could be made to crash or run programs if it received specially
crafted network traffic.
- libssh: A tiny C SSH library
It was discovered that libssh incorrectly handled rekeying. A remote
attacker could use this issue to cause libssh to crash, resulting in a
denial of service, or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 20.04 LTS:
In general, a standard system update will make all the necessary changes.
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