USN-5593-1: Zstandard vulnerability
1 September 2022
Zstandard could be made to execute arbitrary code if it received specially crafted input.
Releases
Packages
- libzstd - fast lossless compression algorithm
Details
It was discovered that Zstandard incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04
-
zstd
-
1.3.1+dfsg-1~ubuntu0.16.04.1+esm2
Available with Ubuntu Pro
-
libzstd1
-
1.3.1+dfsg-1~ubuntu0.16.04.1+esm2
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-4108-1: libzstd1-dev, libzstd-dev, libzstd1-udeb, libzstd1, zstd, libzstd