Bug 2456557 - CVE-2026-20884 LibRaw: LibRaw: Arbitrary code execution via integer overflow in deflate_dng_load_raw [fedora-all]
Summary: CVE-2026-20884 LibRaw: LibRaw: Arbitrary code execution via integer overflow ...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: LibRaw
Version: 44
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Gwyn Ciesla
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: AcceptedFreezeException {"flaws": ["a...
Depends On:
Blocks: CVE-2026-20884 F44FinalFreezeException
TreeView+ depends on / blocked
 
Reported: 2026-04-08 16:47 UTC by Marco Benatto
Modified: 2026-04-13 21:06 UTC (History)
5 users (show)

Fixed In Version: LibRaw-0.22.1-1.fc45 LibRaw-0.22.1-1.fc44
Clone Of:
Environment:
Last Closed: 2026-04-13 21:06:31 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Marco Benatto 2026-04-08 16:47:15 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.

Comment 1 Fedora Update System 2026-04-08 21:07:33 UTC
FEDORA-2026-ffba395f42 (deepin-image-viewer-5.8.2-21.fc45, dtk6gui-6.7.32-5.fc45, and 26 more) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ffba395f42

Comment 2 Fedora Update System 2026-04-08 22:36:09 UTC
FEDORA-2026-ffba395f42 (deepin-image-viewer-5.8.2-21.fc45, dtk6gui-6.7.32-5.fc45, and 26 more) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 3 Fedora Update System 2026-04-08 23:11:36 UTC
FEDORA-2026-bef0050737 (deepin-image-viewer-5.8.2-21.fc44, dtk6gui-6.7.32-5.fc44, and 26 more) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-bef0050737

Comment 4 Fedora Update System 2026-04-09 01:39:25 UTC
FEDORA-2026-bef0050737 has been pushed to the Fedora 44 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-bef0050737`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-bef0050737

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

Comment 5 Neal Gompa 2026-04-13 17:12:07 UTC
Opening and redirecting to F44 for FE process

Comment 6 Fedora Blocker Bugs Application 2026-04-13 17:12:24 UTC
Proposed as a Freeze Exception for 44-final by Fedora user ngompa using the blocker tracking app because:

 Fixes serious CVE for LibRaw

Comment 7 Lukas Ruzicka 2026-04-13 18:37:43 UTC
AGREED AcceptedFinalFreezeException

Discussed at the 2026-04-13 (blocker / freeze exception) review meeting:

This is accepted to fix a fairly significant (though only rated Moderate, so it's not a blocker) CVE in release-blocking images.

https://meetbot-raw.fedoraproject.org//blocker-review_matrix_fedoraproject-org/2026-04-13/f44-blocker-review.2026-04-13-16.00.log.txt

Comment 8 Fedora Update System 2026-04-13 21:06:31 UTC
FEDORA-2026-bef0050737 (deepin-image-viewer-5.8.2-21.fc44, dtk6gui-6.7.32-5.fc44, and 26 more) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.


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