Buffer Access with Incorrect Length Value Affecting python3-idle package, versions <0:3.12.13-2.el10_2


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-CENTOS10-PYTHON3IDLE-15685045
  • published18 Mar 2026
  • disclosed16 Mar 2026

Introduced: 16 Mar 2026

CVE-2026-4224  (opens in a new tab)
CWE-805  (opens in a new tab)

How to fix?

Upgrade Centos:10 python3-idle to version 0:3.12.13-2.el10_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-idle package and not the python3-idle package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs.

CVSS Base Scores

version 3.1