[USN-4885-1] Pygments vulnerability

========================================================================== Ubuntu Security Notice USN-4885-1 March 22, 2021
pygments vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 20.10 – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS – Ubuntu 16.04 LTS
Summary:
pygments could be made to hang if it opened a specially crafted file.
Software Description: – pygments: Generic syntax highlighter
Details:
It was discovered that Pygments incorrectly handled parsing SML files. If a user or automated system were tricked into parsing a specially crafted SML file, a remote attacker could cause Pygments to hang, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: python3-pygments 2.3.1+dfsg-4ubuntu0.1
Ubuntu 20.04 LTS: python-pygments 2.3.1+dfsg-1ubuntu2.1 python3-pygments 2.3.1+dfsg-1ubuntu2.1
Ubuntu 18.04 LTS: python-pygments 2.2.0+dfsg-1ubuntu0.1 python3-pygments 2.2.0+dfsg-1ubuntu0.1
Ubuntu 16.04 LTS: python-pygments 2.1+dfsg-1ubuntu0.1 python3-pygments 2.1+dfsg-1ubuntu0.1
In general, a standard system update will make all the necessary changes.
References: ubuntu.com/security/notices/USN-4885-1 CVE-2021-20270
Package Information: launchpad.net/ubuntu/+source/pygments/2.3.1+dfsg-4ubuntu0.1 launchpad.net/ubuntu/+source/pygments/2.3.1+dfsg-1ubuntu2.1 launchpad.net/ubuntu/+source/pygments/2.2.0+dfsg-1ubuntu0.1 launchpad.net/ubuntu/+source/pygments/2.1+dfsg-1ubuntu0.1