This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page.
View CVE-2021-20270 →
DEBIAN-CVE-2021-20270
An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML...
Original description
The description as published by the source.
An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the "exception" keyword.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Debian:12
mediawiki
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.35.2-1"}]}]
Debian:13
mediawiki
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.35.2-1"}]}]
Debian:14
mediawiki
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.35.2-1"}]}]
Debian:12
pygments
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.1+dfsg-2"}]}]
Debian:13
pygments
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.1+dfsg-2"}]}]
Debian:14
pygments
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.1+dfsg-2"}]}]
References
- advisory security-tracker.debian.org