Bug 2445679

Summary: CVE-2026-3713 libpng15: libpng: Heap-based buffer overflow in pnm2png allows information disclosure and denial of service [fedora-all]
Product: [Fedora] Fedora Reporter: Sandipan Roy <saroy>
Component: libpng15Assignee: Michal Hlavinka <mhlavink>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 45CC: mhlavink, nforro, phracek
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["a6a318f5-ce69-4bdf-a1bf-72bef78531ad"]}
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-10-11 22:06:28 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: 2445566    

Description Sandipan Roy 2026-03-09 05:13:41 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 Aoife Moloney 2026-08-17 14:16:53 UTC 
This bug appears to have been reported against 'rawhide' during the Fedora Linux 45 development cycle.
Changing version to 45.
Comment 2 Michal Hlavinka 2026-10-11 22:06:28 UTC 
The affected source file is not used during libpng15 rpm build, we ship the library itself only