Bug 2421625 - CVE-2025-12084 python3.11: cpython: Quadratic algorithm in xml.dom.minidom leads to denial of service [fedora-42]
Summary: CVE-2025-12084 python3.11: cpython: Quadratic algorithm in xml.dom.minidom le...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: python3.11
Version: 42
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Python Maintainers
QA Contact:
URL:
Whiteboard: {"flaws": ["974db348-f264-4459-9e17-e...
Depends On:
Blocks: CVE-2025-12084
TreeView+ depends on / blocked
 
Reported: 2025-12-11 22:03 UTC by Marco Benatto
Modified: 2026-01-25 01:16 UTC (History)
7 users (show)

Fixed In Version: python3.11-3.11.14-4.fc42
Clone Of:
Environment:
Last Closed: 2026-01-25 01:16:06 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Marco Benatto 2025-12-11 22:03:04 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

The following link provides references to all essential vulnerability management information. If something is wrong or missing, please contact a member of PSIRT.
https://spaces.redhat.com/display/PRODSEC/Vulnerability+Management+-+Essential+Documents+for+Engineering+Teams

Comment 1 Fedora Update System 2026-01-12 12:09:43 UTC
FEDORA-2026-ed720a89db (python3.11-3.11.14-3.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ed720a89db

Comment 2 Fedora Update System 2026-01-13 01:55:49 UTC
FEDORA-2026-ed720a89db has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-ed720a89db`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-ed720a89db

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 3 Fedora Update System 2026-01-17 01:28:25 UTC
FEDORA-2026-9860efdad7 has been pushed to the Fedora 42 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-9860efdad7`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-9860efdad7

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Fedora Update System 2026-01-25 01:16:06 UTC
FEDORA-2026-9860efdad7 (python3.11-3.11.14-4.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.


Note You need to log in before you can comment on or make changes to this bug.