Bug 2433668

Summary: CVE-2026-24883 gnupg2: GnuPG: Denial of service due to specially crafted signature packet [fedora-42]
Product: [Fedora] Fedora Reporter: Sandipan Roy <saroy>
Component: gnupg2Assignee: Jakub Jelen <jjelen>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: low Docs Contact:
Priority: low    
Version: 42CC: bcl, crypto-team, jjelen, tm
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---Flags: fedora-admin-xmlrpc: mirror+
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["7f47fd3c-24dc-406f-bc0e-edd997e06089"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-01-28 16:47:59 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: 2433463    

Description Sandipan Roy 2026-01-28 05:57:38 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 Jakub Jelen 2026-01-28 16:47:59 UTC 
This does not affect any Fedora versions. This bug was introduced in https://dev.gnupg.org/rG36dbca3e6944d13e75e96eace634e58a7d7e201d which is only in the GnuPG 2.5.x versions per https://dev.gnupg.org/T8049