Bug 2459687

Summary:	CVE-2026-29013 libcoap: libcoap: Memory corruption and denial of service via crafted CoAP requests [fedora-all]
Product:	[Fedora] Fedora	Reporter:	Alexander B <abushkin>
Component:	libcoap	Assignee:	Peter Robinson <pbrobinson>
Status:	CLOSED ERRATA	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	high	Docs Contact:
Priority:	high
Version:	rawhide	CC:	pbrobinson
Target Milestone:	---	Keywords:	Security, SecurityTracking
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:	{"flaws": ["df262f41-9561-45b0-a93a-450e65970a2a"]}
Fixed In Version:	libcoap-4.3.5b-1.fc43 libcoap-4.3.5b-1.fc42 libcoap-4.3.5b-1.fc44	Doc Type:	---
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2026-04-28 00:57:07 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:	2459331

Description Alexander B 2026-04-20 10:45:52 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 2026-04-20 12:20:24 UTC

FEDORA-2026-a8ee24f019 (libcoap-4.3.5b-1.fc42) has been submitted as an update to Fedora 42.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-a8ee24f019

Comment 2 Fedora Update System 2026-04-20 12:20:30 UTC

FEDORA-2026-148e35657a (libcoap-4.3.5b-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-148e35657a

Comment 3 Fedora Update System 2026-04-20 12:20:41 UTC

FEDORA-2026-0ce923a09d (libcoap-4.3.5b-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-0ce923a09d

Comment 4 Fedora Update System 2026-04-28 00:57:07 UTC

FEDORA-2026-0ce923a09d (libcoap-4.3.5b-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 5 Fedora Update System 2026-04-28 01:13:07 UTC

FEDORA-2026-a8ee24f019 (libcoap-4.3.5b-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 6 Fedora Update System 2026-04-28 01:31:08 UTC

FEDORA-2026-148e35657a (libcoap-4.3.5b-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.