Bug 2479811

Summary: CVE-2026-43970 erlang-cowlib: cowlib: Remote denial of service via data amplification in SPDY frame processing [fedora-all]
Product: [Fedora] Fedora Reporter: Keith Grant <kgrant>
Component: erlang-cowlibAssignee: Peter Lemenkov <lemenkov>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: lemenkov
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["f56220be-ad4a-49d3-a10a-f43c3620c438"]}
Fixed In Version: erlang-cowlib-2.16.1-1.fc44 erlang-cowlib-2.16.1-1.fc43 Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-05-21 00:56:12 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: 2477254    

Description Keith Grant 2026-05-19 11:59:20 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 2026-05-19 12:25:13 UTC
FEDORA-2026-84270bbc49 (erlang-cowlib-2.16.1-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-84270bbc49

Comment 2 Fedora Update System 2026-05-19 12:25:22 UTC
FEDORA-2026-ce0a56ca97 (erlang-cowlib-2.16.1-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2026-ce0a56ca97

Comment 3 Fedora Update System 2026-05-21 00:56:12 UTC
FEDORA-2026-84270bbc49 (erlang-cowlib-2.16.1-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 4 Fedora Update System 2026-05-21 01:28:07 UTC
FEDORA-2026-ce0a56ca97 (erlang-cowlib-2.16.1-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.