GHSA-9w8r-397f-prfh
Suggest an improvement- Source
- https://github.com/advisories/GHSA-9w8r-397f-prfh
- Import Source
- https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/04/GHSA-9w8r-397f-prfh/GHSA-9w8r-397f-prfh.json
- JSON Data
- https://api.osv.dev/v1/vulns/GHSA-9w8r-397f-prfh
- Aliases
- Published
- 2021-04-20T16:35:47Z
- Modified
- 2024-10-14T18:43:36.784789Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVSS Calculator
- Summary
- Infinite Loop in Pygments
- Details
-
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.
- References
-
- https://nvd.nist.gov/vuln/detail/CVE-2021-20270
- https://github.com/pygments/pygments/commit/f91804ff4772e3ab41f46e28d370f57898700333
- https://bugzilla.redhat.com/show_bug.cgi?id=1922136
- https://github.com/pygments/pygments
- https://github.com/pypa/advisory-database/tree/main/vulns/pygments/PYSEC-2021-140.yaml
- https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html
- https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html
- https://www.debian.org/security/2021/dsa-4889
- https://www.oracle.com/security-alerts/cpuoct2021.html
Affected packages
PyPI / pygments
Package
- Name
- pygments
- View open source insights on deps.dev
- Purl
- pkg:pypi/pygments