Bug 2419370 - CVE-2025-14104 util-linux: util-linux: Heap buffer overread in setpwnam() when processing 256-byte usernames [fedora-42]
Summary: CVE-2025-14104 util-linux: util-linux: Heap buffer overread in setpwnam() whe...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: util-linux
Version: 42
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Karel Zak
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["a767dc92-2f7d-4e72-af01-c...
Depends On:
Blocks: CVE-2025-14104
TreeView+ depends on / blocked
 
Reported: 2025-12-05 14:24 UTC by Patrick Del Bello
Modified: 2025-12-21 00:51 UTC (History)
1 user (show)

Fixed In Version: util-linux-2.40.4-8.fc42
Clone Of:
Environment:
Last Closed: 2025-12-21 00:51:37 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Patrick Del Bello 2025-12-05 14:24:28 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 2025-12-15 17:35:14 UTC
FEDORA-2025-fc18ab1e37 (util-linux-2.40.4-8.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2025-fc18ab1e37

Comment 2 Fedora Update System 2025-12-16 02:15:18 UTC
FEDORA-2025-fc18ab1e37 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-2025-fc18ab1e37`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2025-fc18ab1e37

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

Comment 3 Fedora Update System 2025-12-21 00:51:37 UTC
FEDORA-2025-fc18ab1e37 (util-linux-2.40.4-8.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.


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