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 service. (CVE-2021-20270)