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
Link | Resource |
---|---|
https://bugzilla.redhat.com/show_bug.cgi?id=1922136 | Issue Tracking Patch Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html | Mailing List Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html | Mailing List Third Party Advisory |
https://www.debian.org/security/2021/dsa-4889 | Third Party Advisory |
https://www.oracle.com/security-alerts/cpuoct2021.html | Not Applicable Third Party Advisory |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Configuration 4 (hide)
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History
10 Dec 2021, 17:04
Type | Values Removed | Values Added |
---|---|---|
References | (MLIST) https://lists.debian.org/debian-lts-announce/2021/05/msg00003.html - Mailing List, Third Party Advisory | |
References | (MISC) https://www.oracle.com/security-alerts/cpuoct2021.html - Not Applicable, Third Party Advisory | |
References | (DEBIAN) https://www.debian.org/security/2021/dsa-4889 - Third Party Advisory | |
References | (MLIST) https://lists.debian.org/debian-lts-announce/2021/05/msg00006.html - Mailing List, Third Party Advisory | |
CPE | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
20 Oct 2021, 11:15
Type | Values Removed | Values Added |
---|---|---|
References |
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05 May 2021, 08:15
Type | Values Removed | Values Added |
---|---|---|
References |
|
11 Apr 2021, 12:15
Type | Values Removed | Values Added |
---|---|---|
References |
|
25 Mar 2021, 19:54
Type | Values Removed | Values Added |
---|---|---|
CVSS |
v2 : v3 : |
v2 : 5.0
v3 : 7.5 |
References | (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=1922136 - Issue Tracking, Patch, Third Party Advisory | |
CPE | cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:* cpe:2.3:a:pygments:pygments:*:*:*:*:*:*:*:* cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* cpe:2.3:a:redhat:openstack_platform:10.0:*:*:*:*:*:*:* cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:* |
23 Mar 2021, 17:28
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2021-03-23 17:15
Updated : 2023-12-10 13:41
NVD link : CVE-2021-20270
Mitre link : CVE-2021-20270
CVE.ORG link : CVE-2021-20270
JSON object : View
Products Affected
redhat
- software_collections
- enterprise_linux
- openshift_container_platform
- openstack_platform
pygments
- pygments
fedoraproject
- fedora
debian
- debian_linux
CWE
CWE-835
Loop with Unreachable Exit Condition ('Infinite Loop')