USN-5102-1: Mercurial vulnerabilities
4 October 2021
Several security issues were fixed in Mercurial.
- mercurial - easy-to-use, scalable distributed version control system
It was discovered that Mercurial mishandled symlinks in subrepositories. An
attacker could use this issue to write arbitrary files to the
target’s filesystem. (CVE-2019-3902)
It was discovered that Mercurial incorrectly handled certain manifest files.
An attacker could use this issue to cause a denial of service and possibly
execute arbitrary code. (CVE-2018-17983)