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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).