Bug 2461770

Summary: CVE-2026-33610 pdns: PowerDNS: Denial of Service due to file descriptor exhaustion from rogue primary server DNS update requests [fedora-all]
Product: [Fedora] Fedora Reporter: Vipul Nair <vinair>
Component: pdnsAssignee: ms
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: ms, sander
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["cf729843-9d8c-4b3a-8a13-cd9f18c6bc03"]}
Fixed In Version: pdns-5.0.4-1.fc44 pdns-5.0.4-1.fc42 pdns-5.0.4-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-05-06 00:49:47 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: 2460624    

Description Vipul Nair 2026-04-25 10:50:02 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 2026-04-26 21:20:29 UTC
FEDORA-2026-edc32576bb (pdns-5.0.4-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-edc32576bb

Comment 2 Fedora Update System 2026-04-26 21:21:26 UTC
FEDORA-2026-b47d3e7e16 (pdns-5.0.4-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-b47d3e7e16

Comment 3 Fedora Update System 2026-04-26 21:21:54 UTC
FEDORA-2026-f416c4ba87 (pdns-5.0.4-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-f416c4ba87

Comment 4 Fedora Update System 2026-04-28 02:10:48 UTC
FEDORA-2026-f416c4ba87 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-f416c4ba87`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-f416c4ba87

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

Comment 5 Fedora Update System 2026-04-28 02:31:05 UTC
FEDORA-2026-edc32576bb 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-edc32576bb`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-edc32576bb

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

Comment 6 Fedora Update System 2026-04-28 02:52:06 UTC
FEDORA-2026-b47d3e7e16 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-b47d3e7e16`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-b47d3e7e16

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

Comment 7 Fedora Update System 2026-05-06 00:49:47 UTC
FEDORA-2026-f416c4ba87 (pdns-5.0.4-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 8 Fedora Update System 2026-05-06 16:24:20 UTC
FEDORA-2026-edc32576bb (pdns-5.0.4-1.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 2026-05-06 16:45:54 UTC
FEDORA-2026-b47d3e7e16 (pdns-5.0.4-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.