Bug 2546659

Summary: CVE-2026-106062 gimp: GIMP: heap buffer overflow in DDS loader on crafted DirectDraw Surface file [fedora-all]
Product: [Fedora] Fedora Reporter: Srikanth Balasubramanian <sbalasub>
Component: gimpAssignee: Nils Philippsen <nils>
Status: NEW --- QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: high Docs Contact:
Priority: high    
Version: rawhideCC: jridky, nils, phracek, zdohnal
Target Milestone: ---Keywords: Security, SecurityTracking
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Hardware: Unspecified   
OS: Unspecified   
Whiteboard: {"flaws": ["206dc455-ce6b-4f87-9f4b-fbc1b8552256"]}
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On:    
Bug Blocks: 2546654    

Description Srikanth Balasubramanian 2026-10-06 16:22:36 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.

Same upstream issue, Finding 2. plug-ins/common/ddsread.c, read_dds() / load_layer() (~428–1313): pitch/buffer sizing with wrapped width * height (and related fields); GEGL writes past heap buffer. ASan-confirmed heap-buffer-overflow write. Vector: load crafted DDS file. Survives prior DDS fix CVE-2026-42170 (commit 7dff816) per reporter. CVSS tentative: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (7.8).