ALSA-2026:89742: Important: python3.9 security update

Published Oct 26, 2026
·
Updated

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: python: Arbitrary file deletion via race condition during temporary directory cleanup (CVE-2026-12345) python: python: Certificate verification bypass via missing serverhostname validation in SSLContext.wrapbio() (CVE-2026-19553) python: Use-after-free of a server-side SSLContext when snicallback switches contexts (CVE-2026-19445)

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.

Affected Software

8 affected componentsFixes available
almalinux/python-unversioned-command<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-debug<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-devel<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-idle<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-libs<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-test<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6
almalinux/python3-tkinter<3.9.25-7.el9_8.6
3.9.25-7.el9_8.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade almalinux/python-unversioned-command to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  2. Upgrade

    Upgrade almalinux/python3 to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  3. Upgrade

    Upgrade almalinux/python3-debug to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  4. Upgrade

    Upgrade almalinux/python3-devel to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  5. Upgrade

    Upgrade almalinux/python3-idle to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  6. Upgrade

    Upgrade almalinux/python3-libs to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  7. Upgrade

    Upgrade almalinux/python3-test to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6
  8. Upgrade

    Upgrade almalinux/python3-tkinter to a version that resolves this vulnerability.

    Fixed in 3.9.25-7.el9_8.6

Event History

Oct 26, 2026
Advisory Published
via OSV·12:00 AM
Data Sourced
via OSV·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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