CVE-2021-20270

python-pygments: Infinite loop in SML lexer may lead to DoS

Published Mar 23, 2021 CVSS 3.1 · 7.5 High EPSS 2.8% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2590-1 pygments security update
Debian DLA Debian DLA DLA-2648-1 mediawiki security update
Debian DLA Debian DLA DLA-2648-2 mediawiki regression update
Debian DSA Debian DSA DSA-4870-1 pygments security update
Debian DSA Debian DSA DSA-4889-1 mediawiki security update
EUVD EUVD EUVD-2021-0207 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.
Github GHSA Github GHSA GHSA-9w8r-397f-prfh Infinite Loop in Pygments
Ubuntu USN Ubuntu USN USN-4885-1 Pygments vulnerability
Ubuntu USN Ubuntu USN USN-4897-2 Pygments vulnerabilities
History

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