Bug 2452158 - CVE-2026-33416 mingw-libpng: libpng: Arbitrary code execution due to use-after-free vulnerability [fedora-43]
Summary: CVE-2026-33416 mingw-libpng: libpng: Arbitrary code execution due to use-afte...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: mingw-libpng
Version: 43
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Richard W.M. Jones
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["47c6ec22-7f7b-4729-9e00-f...
Depends On:
Blocks: CVE-2026-33416
TreeView+ depends on / blocked
 
Reported: 2026-03-27 07:46 UTC by Vipul Nair
Modified: 2026-04-05 00:58 UTC (History)
2 users (show)

Fixed In Version: mingw-libpng-1.6.56-1.fc43 mingw-libpng-1.6.56-1.fc42
Clone Of:
Environment:
Last Closed: 2026-04-05 00:52:48 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Vipul Nair 2026-03-27 07:46:09 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 2026-03-27 16:27:23 UTC
FEDORA-2026-7576b56379 (mingw-libpng-1.6.56-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-7576b56379

Comment 2 Fedora Update System 2026-03-27 16:27:33 UTC
FEDORA-2026-f911c124c2 (mingw-libpng-1.6.56-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f911c124c2

Comment 3 Fedora Update System 2026-03-27 16:27:42 UTC
FEDORA-2026-c33aec93da (mingw-libpng-1.6.56-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-c33aec93da

Comment 4 Fedora Update System 2026-03-28 01:33:20 UTC
FEDORA-2026-c33aec93da 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-c33aec93da`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-c33aec93da

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

Comment 5 Fedora Update System 2026-03-28 01:48:22 UTC
FEDORA-2026-7576b56379 has been pushed to the Fedora 43 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --refresh --advisory=FEDORA-2026-7576b56379`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-7576b56379

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

Comment 6 Fedora Update System 2026-03-28 02:17:13 UTC
FEDORA-2026-f911c124c2 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-f911c124c2`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-f911c124c2

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

Comment 7 Fedora Update System 2026-04-05 00:52:48 UTC
FEDORA-2026-7576b56379 (mingw-libpng-1.6.56-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-04-05 00:58:53 UTC
FEDORA-2026-f911c124c2 (mingw-libpng-1.6.56-1.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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