Bug 2454990

Summary: CVE-2026-34978 cups: OpenPrinting CUPS: Denial of Service via path traversal in RSS notifier [fedora-all]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: cupsAssignee: Zdenek Dohnal <zdohnal>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: twaugh, zdohnal
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["9a5d860b-3380-4dbf-a488-4f8e470a5dea"]}
Fixed In Version: cups-2.4.17-1.fc45 cups-2.4.17-1.fc43 cups-2.4.17-1.fc42 cups-2.4.17-1.fc44 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-04-17 16:26:57 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: 2454957    

Description Jon Moroney 2026-04-03 23:14:33 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 2026-04-17 13:52:21 UTC
FEDORA-2026-7d1173fd68 (cups-2.4.17-1.fc45) has been submitted as an update to Fedora 45.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-7d1173fd68

Comment 2 Fedora Update System 2026-04-17 14:17:57 UTC
FEDORA-2026-bce5853e95 (cups-2.4.17-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-bce5853e95

Comment 3 Fedora Update System 2026-04-17 14:18:22 UTC
FEDORA-2026-82a2214b53 (cups-2.4.17-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-82a2214b53

Comment 4 Fedora Update System 2026-04-17 14:18:54 UTC
FEDORA-2026-34454fdb74 (cups-2.4.17-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-34454fdb74

Comment 5 Fedora Update System 2026-04-17 16:26:57 UTC
FEDORA-2026-7d1173fd68 (cups-2.4.17-1.fc45) has been pushed to the Fedora 45 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 6 Fedora Update System 2026-04-18 01:32:30 UTC
FEDORA-2026-bce5853e95 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-bce5853e95`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-bce5853e95

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

Comment 7 Fedora Update System 2026-04-18 01:53:08 UTC
FEDORA-2026-34454fdb74 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-2026-34454fdb74`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-34454fdb74

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

Comment 8 Fedora Update System 2026-04-18 02:17:40 UTC
FEDORA-2026-82a2214b53 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-2026-82a2214b53`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-82a2214b53

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

Comment 9 Fedora Update System 2026-04-22 07:49:42 UTC
FEDORA-2026-82a2214b53 (cups-2.4.17-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 10 Fedora Update System 2026-04-22 11:41:41 UTC
FEDORA-2026-34454fdb74 (cups-2.4.17-1.fc42) has been pushed to the Fedora 42 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 11 Fedora Update System 2026-04-25 01:47:52 UTC
FEDORA-2026-bce5853e95 (cups-2.4.17-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.