Skip to content
OpenAdvisories
High RLSA-2026:54268 1 CVE

Important: python3.9 security update

Published Aug 13, 2026 · Updated Aug 13, 2026

Summary

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.

Security Fix(es):

* python: cpython: CPython: tarfile extraction filter bypass allows escaping the destination directory (CVE-2026-11940)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 1

ReleasePackageFixed in
Rocky Linux · 9 python3.9 0:3.9.25-7.el9_8.3

Vulnerabilities 1

  • High 7.8

    tarfile extraction filter bypass allows escaping the destination directory

    tarfile.extractall() with the 'data' or 'tar' filter could be bypassed by a crafted archive where a hardlink references a symlink stored at a deeper name than the hardlink itself.  The extraction fallback validated the symlink at it's archived location but re…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2491848
  • advisory
    https://access.redhat.com/errata/RHSA-2026:54268