USN-5955-1: Emacs vulnerability
Ubuntu Security Notice USN-5955-1
March 15, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 ESM
Emacs could be made to crash or run programs as your login if it
opened a specially crafted file.
- emacs24: GNU Emacs editor
It was discovered that Emacs did not properly manage certain files when
using htmlfontify functionality. A local attacker could possibly use this
issue to cause a denial of service, or possibly execute arbitrary commands.
The problem can be corrected by updating your system to the following
Ubuntu 16.04 ESM:
In general, a standard system update will make all the necessary changes.
An Emacs security update has been released for Ubuntu Linux 16.04 ESM.