Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python-sqlalchemy-doc package, versions <0:1.3.2-2.module+el8.3.0+6647+8d010749


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.12% (31st percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHONSQLALCHEMYDOC-2127581
  • published26 Jul 2021
  • disclosed10 Dec 2020

Introduced: 10 Dec 2020

CVE-2021-20270  (opens in a new tab)
CWE-835  (opens in a new tab)

How to fix?

Upgrade Centos:8 python-sqlalchemy-doc to version 0:1.3.2-2.module+el8.3.0+6647+8d010749 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-sqlalchemy-doc package and not the python-sqlalchemy-doc package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1