Loop with Unreachable Exit Condition ('Infinite Loop') Affecting python3-bson package, versions <0:3.7.0-1.module+el8.4.0+597+ddf0ddea


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

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  • Snyk IDSNYK-ROCKY8-PYTHON3BSON-3284808
  • published5 Jan 2023
  • disclosed23 Mar 2021

Introduced: 23 Mar 2021

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

How to fix?

Upgrade Rocky-Linux:8 python3-bson to version 0:3.7.0-1.module+el8.4.0+597+ddf0ddea or higher.
This issue was patched in RLSA-2021:4150.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-bson package and not the python3-bson package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux: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 Scores

version 3.1