Bug 2433601

Summary: CVE-2026-24137 osbuild-composer: sigstore legacy TUF client allows for arbitrary file writes with target cache path traversal [fedora-43]
Product: [Fedora] Fedora Reporter: Jon Moroney <jmoroney>
Component: osbuild-composerAssignee: Ondřej Budai <obudai>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: medium    
Version: 43CC: akoutsou, go-sig, obudai, osbuilders, ssteinbe
Target Milestone: ---Keywords: Security, SecurityTracking
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["a44ea10f-af2b-4305-85db-240053024dd0"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On:    
Bug Blocks: 2432246    

Description Jon Moroney 2026-01-27 21:40:20 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.