Bug 2498402

Summary: CVE-2026-15165 wireshark: Wireshark: Denial of Service via TLS ECH decryptor crash [fedora-all]
Product: [Fedora] Fedora Reporter: Ganesh <gnaik>
Component: wiresharkAssignee: Michal Ruprich <mruprich>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: alekcejk, fhrdina, huzaifas, lemenkov, mruprich
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["8f01c0dd-e3a5-4785-9e0e-6a3a010ccb17"]}
Fixed In Version: wireshark-4.6.7-1.fc44 wireshark-4.6.7-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-07-21 00:57:04 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: 2498279    

Description Ganesh 2026-07-09 06:23:22 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.

TLS ECH decryptor crash in Wireshark 4.6.0 to 4.6.6 allows denial of service

Comment 1 Fedora Update System 2026-07-15 08:56:23 UTC
FEDORA-2026-bc152c9ff6 (wireshark-4.6.7-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-bc152c9ff6

Comment 2 Fedora Update System 2026-07-16 01:58:27 UTC
FEDORA-2026-a442889894 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-a442889894`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-a442889894

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

Comment 3 Fedora Update System 2026-07-16 02:18:13 UTC
FEDORA-2026-bc152c9ff6 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-bc152c9ff6`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2026-bc152c9ff6

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

Comment 4 Fedora Update System 2026-07-21 00:57:04 UTC
FEDORA-2026-bc152c9ff6 (wireshark-4.6.7-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 5 Fedora Update System 2026-07-24 01:12:39 UTC
FEDORA-2026-a442889894 (wireshark-4.6.7-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.