Bug 2543786

Summary: CVE-2026-102804 monado: stb: Denial of Service via integer overflow in hexwave_init [fedora-all]
Product: [Fedora] Fedora Reporter: Ganesh <gnaik>
Component: monadoAssignee: XR SIG <xr-sig>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: jonathansteffan, xr-sig
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["7f5e275c-f912-4caf-b8c6-dd42061f6aa7"]}
Fixed In Version: Doc Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2543759    

Description Ganesh 2026-09-30 03:22:03 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.

A vulnerability was detected in Nothings stb up to 2c980bb59875b0d32144a71867fbdebb2f77cd20. The impacted element is the function hexwave_init in the library stb_hexwave.h. Performing a manipulation of the argument width/oversample results in integer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.