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OpenAdvisories
High RHSA-2026:58901 1 CVE

Red Hat Security Advisory: python3.14 security update

Published Aug 25, 2026 · Updated Oct 14, 2026

Ecosystem: Red Hat

Fixed packages 20

ReleasePackageFixed in
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14-debuginfo 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14-debugsource 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14-devel 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14-libs 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::appstream python3.14-tkinter 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-debug 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-debuginfo 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-debugsource 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-debug 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-devel 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-idle 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-libs 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-test 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-freethreading-tkinter 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-idle 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-test 0:3.14.7-2.el9_8
Red Hat · RHEL 9 enterprise_linux:9::crb python3.14-tkinter 0:3.14.7-2.el9_8

Vulnerabilities 1

  • High 7.8
    CVE-2026-11940

    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…

    Python Software Foundation CPython python3.4 python3.5 Debian Ubuntu Alpine Wolfi

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2491848
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_58901.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-11940
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-11940
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-11940
  • article
    https://github.com/python/cpython/issues/151558
  • article
    https://github.com/python/cpython/pull/151559
  • article
    https://mail.python.org/archives/list/security-announce@python.org/thread/LD6QIISNQFQYOIEPJNEUIPV7S3V76FZH/