Bug 2515289

Summary: CVE-2026-42500 deepin-api: golang.org/x/image/bmp: Denial of Service via out-of-range palette index in BMP decoding [fedora-all]
Product: [Fedora] Fedora Reporter: Thibault Guittet <tguittet>
Component: deepin-apiAssignee: Deepin DE SIG <deepinde-sig>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: rawhideCC: deepinde-sig, extras-orphan, felixonmars, go-sig, robinlee.sysu, topazus
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["722bd21c-2dc6-4672-be88-8b9110870f67"]}
Fixed In Version: Doc Type: ---
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Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2483431    

Description Thibault Guittet 2026-08-13 12:27:01 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.

Decoding a paletted BMP file with an out-of-range palette index results in a panic when accessing pixels in the invalid image.