[USN-4897-2] Pygments vulnerabilities
Leonidas S. Barbosa
leo.barbosa at canonical.com
Mon Aug 14 12:37:48 UTC 2023
Ubuntu Security Notice USN-4897-2
August 14, 2023
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 LTS (Available with Ubuntu Pro)
Pygments could be made to hang if it opened a specially crafted file.
- pygments: Generic syntax highlighter
USN-4897-1 fixed several vulnerabilities in Pygments. This update provides
the corresponding update for Ubuntu 14.04 LTS.
Original advisory details:
Ben Caller discovered that Pygments incorrectly handled parsing certain
files. If a user or automated system were tricked into parsing a specially
crafted file, a remote attacker could cause Pygments to hang or consume
resources, resulting in a denial of service. (CVE-2021-27291)
It was discovered that Pygments incorrectly handled parsing certain
files. An attacker could possibly use this issue to cause a denial of
The problem can be corrected by updating your system to the following
Ubuntu 14.04 LTS (Available with Ubuntu Pro):
In general, a standard system update will make all the necessary changes.
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