Red Hat Security Advisory: python3.12 security update
Affects Red Hat python3.12Source GCVE Database
Not known to be exploited · CVSS 4.3 Medium.
Data as of 5 Nov 2026, 18:17 UTC
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 7 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
AI-suggested
Red Hat has released an official update for python3.12 rebased to version 3.12.12 that addresses this vulnerability. Users of Red Hat Enterprise Linux 9 should apply the update as described in the Red Hat advisory (https://access.redhat.com/articles/11258) to remediate the issue. Since an official fix is available, applying the update is the recommended mitigation.
Description
A moderate severity security vulnerability (CVE-2025-8291) affects the Python 3.12 zipfile module in Red Hat Enterprise Linux 9. The issue involves the End of Central Directory (EOCD) Locator record offset not being checked, which could lead to potential security risks. Red Hat has released an update rebasing python3.12 to version 3.12.12 to address this flaw.
References
- access.redhat.com/errata/RHSA-2025:23323 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2402342 (opens in a new tab)
- issues.redhat.com/browse/RHEL-125856 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_23323.json (opens in a new tab)