Bug 2458929 - CVE-2026-39984 docker-buildkit: improper certificate validation in verifier [fedora-all]
Summary: CVE-2026-39984 docker-buildkit: improper certificate validation in verifier [...
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: docker-buildkit
Version: rawhide
Hardware: Unspecified
OS: Unspecified
medium
medium
Target Milestone: ---
Assignee: Brad Smith
QA Contact:
URL:
Whiteboard: {"flaws": ["20d7597c-8b19-4299-b9d4-5...
Depends On:
Blocks: CVE-2026-39984
TreeView+ depends on / blocked
 
Reported: 2026-04-16 13:50 UTC by Guilherme de Almeida Suckevicz
Modified: 2026-05-23 16:01 UTC (History)
3 users (show)

Fixed In Version: docker-buildkit-0.30.0-1.fc45 docker-buildkit-0.30.0-1.fc44 docker-buildkit-0.30.0-1.fc43 docker-buildkit-0.30.0-1.fc42
Clone Of:
Environment:
Last Closed: 2026-05-13 18:38:21 UTC
Type: ---
Embargoed:


Attachments (Terms of Use)

Description Guilherme de Almeida Suckevicz 2026-04-16 13:50:14 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 2026-05-13 18:35:52 UTC
FEDORA-2026-7ac27ae1d0 (docker-buildkit-0.30.0-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-7ac27ae1d0

Comment 2 Fedora Update System 2026-05-13 18:38:21 UTC
FEDORA-2026-7ac27ae1d0 (docker-buildkit-0.30.0-1.fc45) 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 2026-05-13 19:06:47 UTC
FEDORA-2026-5045ce29e3 (docker-buildkit-0.30.0-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-5045ce29e3

Comment 4 Fedora Update System 2026-05-13 19:37:35 UTC
FEDORA-2026-36769a9e58 (docker-buildkit-0.30.0-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-36769a9e58

Comment 5 Fedora Update System 2026-05-13 20:02:55 UTC
FEDORA-2026-0adc4a8098 (docker-buildkit-0.30.0-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-0adc4a8098

Comment 6 Fedora Update System 2026-05-15 03:28:10 UTC
FEDORA-2026-5045ce29e3 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-2026-5045ce29e3`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-5045ce29e3

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

Comment 7 Fedora Update System 2026-05-15 03:43:00 UTC
FEDORA-2026-36769a9e58 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-2026-36769a9e58`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-36769a9e58

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

Comment 8 Fedora Update System 2026-05-15 04:05:44 UTC
FEDORA-2026-0adc4a8098 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-2026-0adc4a8098`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-0adc4a8098

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

Comment 9 Fedora Update System 2026-05-23 00:57:22 UTC
FEDORA-2026-5045ce29e3 (docker-buildkit-0.30.0-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 10 Fedora Update System 2026-05-23 15:48:35 UTC
FEDORA-2026-36769a9e58 (docker-buildkit-0.30.0-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 11 Fedora Update System 2026-05-23 16:01:02 UTC
FEDORA-2026-0adc4a8098 (docker-buildkit-0.30.0-1.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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