USN-5378-3: XZ Utils vulnerability
13 April 2022
XZ Utils could be made to overwrite arbitrary files.
- xz-utils - XZ-format compression utilities
USN-5378-2 fixed a vulnerability in XZ Utils. This update provides
the corresponding update for Ubuntu 14.04 ESM and 16.04 ESM.
Original advisory details:
Cleemy Desu Wayo discovered that Gzip incorrectly handled certain
filenames. If a user or automated system were tricked into performing zgrep
operations with specially crafted filenames, a remote attacker could
overwrite arbitrary files.
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.