Bug 2442231

Summary: CVE-2026-21863 valkey: Valkey: Denial of Service via invalid clusterbus packet [fedora-all]
Product: [Fedora] Fedora Reporter: TEJ RATHI <trathi>
Component: valkeyAssignee: Jonathan Wright <jonathan>
Status: CLOSED ERRATA QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: epel-packagers-sig, fedora, jonathan, nathans, ngompa13
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["f65b99c4-7238-4f51-8f7a-2842dbce400b"]}
Fixed In Version: valkey-8.1.6-1.fc43 valkey-8.0.7-1.fc42 valkey-9.0.3-1.fc44 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-03-05 00:56:19 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2442026    

Description TEJ RATHI 2026-02-24 07:32:12 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 2026-02-24 08:46:56 UTC
FEDORA-2026-8d275f4438 (valkey-8.1.6-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-8d275f4438

Comment 2 Fedora Update System 2026-02-24 08:49:17 UTC
FEDORA-2026-ca1077dd2e (valkey-9.0.3-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ca1077dd2e

Comment 3 Fedora Update System 2026-02-24 08:50:49 UTC
FEDORA-2026-1d05f1d152 (valkey-8.0.7-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-1d05f1d152

Comment 4 Fedora Update System 2026-02-24 23:08:57 UTC
FEDORA-2026-ca1077dd2e 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-ca1077dd2e`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-ca1077dd2e

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

Comment 5 Fedora Update System 2026-02-25 01:13:12 UTC
FEDORA-2026-8d275f4438 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-2026-8d275f4438`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-8d275f4438

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

Comment 6 Fedora Update System 2026-02-25 01:37:42 UTC
FEDORA-2026-1d05f1d152 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-2026-1d05f1d152`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-1d05f1d152

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

Comment 7 Fedora Update System 2026-03-05 00:56:19 UTC
FEDORA-2026-8d275f4438 (valkey-8.1.6-1.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 2026-03-05 01:12:56 UTC
FEDORA-2026-1d05f1d152 (valkey-8.0.7-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 9 Fedora Update System 2026-03-07 00:26:22 UTC
FEDORA-2026-ca1077dd2e (valkey-9.0.3-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.