CVE-2021-20270 | Severity.io

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.

Related CPE's

pygments

Vulnerable

redhat

openshift_container_platform

Vulnerable

Vulnerable

redhat

enterprise_linux

fedoraproject

fedora

Vulnerable

debian

debian_linux

References

https://bugzilla.redhat.com/show_bug.cgi?id=1922136

Issue TrackingPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html

Mailing ListThird Party Advisory

https://www.debian.org/security/2021/dsa-4889

Third Party Advisory

https://www.oracle.com/security-alerts/cpuoct2021.html

Not ApplicableThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1922136

Issue TrackingPatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html

Mailing ListThird Party Advisory

https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html

Mailing ListThird Party Advisory

https://www.debian.org/security/2021/dsa-4889

Third Party Advisory

https://www.oracle.com/security-alerts/cpuoct2021.html

Not ApplicableThird Party Advisory

Weaknesses

[email protected]

Secondary

CWE-835

[email protected]

Primary

CWE-835

CVSS impact metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.5 · High

Information

Source identifier

[email protected]

Vulnerability status

Modified

Published

2021-03-23T16:15:13.827Z

4 years ago

Last modified

2024-11-21T04:46:15.097Z

1 year ago