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Fedora 43 pypy3.10 Critical Security Fix CVE-2025-56005

fedora
Calendar Grey March 29, 2026
Dist Fedora Esm H88
CVE-2025-56005 affects the bundled ply in PyPy 3.10. This advisory details the importance of the security update.
Security fix for CVE-2025-56005 for the bundled ply within the bundled pycparser

Summary

PyPy's implementation of Python 3.10, featuring a Just-In-Time compiler

on some CPU architectures, and various optimized implementations

of the standard types (strings, dictionaries, etc.).

This build of PyPy has JIT-compilation enabled.

Update Information:

Security fix for CVE-2025-56005 for the bundled ply within the bundled pycparser

Topics%20covered

Topics Covered

security advisory fedora security fix important CVE pypy3

Change Log

* Thu Mar 19 2026 Charalampos Stratakis - 7.3.19-11 - Security fix for CVE-2025-56005 for the bundled ply within the bundled pycparser - Fixes: rhbz#2431977 * Sat Jan 17 2026 Fedora Release Engineering - 7.3.19-10 - Rebuilt for https://fedoraproject.org/wiki/Fedora_44_Mass_Rebuild * Wed Jan 7 2026 Miro Hron\u010dok - 7.3.19-9 - Enable JIT on riscv64 * Tue Jan 6 2026 Miro Hron\u010dok - 7.3.19-8 - Inject SBOM into the installed wheels (when using the bundled ones) * Thu Aug 14 2025 Miro Hron\u010dok - 7.3.19-5 - Don't use the gold linker - https://fedoraproject.org/wiki/Changes/DeprecateGoldLinker

References


[ 1 ] Bug #2431977 - CVE-2025-56005 pypy3.10: From CVEorg collector [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2431977

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-98502d7938' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
High
Critical

Name: pypy3.10
Product: Fedora 43
Version: 7.3.19
Release: 11.3.10.fc43
URL: https://pypy.org/
Summary: Python 3.10 implementation with a Just-In-Time compiler

Topics%20covered

Topics Covered

security advisory fedora security fix important CVE pypy3

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