USN-8079-1: less vulnerability
Publication date
5 March 2026
Overview
less could be made to crash or run arbitrary commands if it received crafted input.
Releases
Packages
- less - pager program similar to more
Details
It was discovered that less incorrectly handled certain file names. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary commands.
It was discovered that less incorrectly handled certain file names. An
attacker could possibly use this issue to cause a denial of service or
execute arbitrary commands.
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 14.04 LTS trusty | less – 458-2ubuntu0.1~esm2 | ||
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