fix(libheif): CVE-2025-68431, CVE-2026-3949#6
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Fix heap buffer over-read in HeifPixelImage::overlay() and out-of-bounds read in vvdec_push_data. CVE-2025-43966, CVE-2025-43967, CVE-2026-3950: NOT-AFFECTED - Vulnerable code does not exist in version 1.18.1 - image-items/iden.cc, image-items/grid.cc, sequences/track.cc not present Upstream: - strukturag/libheif@b8c12a7 - strukturag/libheif@b97c8b5 Generated-By: glm-5.1 Co-Authored-By: hudeng <hudeng@deepin.org>
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This was referenced Jun 2, 2026
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CVE 修复
CVE ID: CVE-2025-68431, CVE-2026-3949
漏洞描述:
HeifPixelImage::overlay()where a negative row length from an unclipped overlay rectangle underflows when converted tosize_tand is passed tomemcpy.vvdec_push_datawhen processing vvdec data without proper boundary checks.修复方案: Backport upstream patches
受影响版本: libheif < 1.19.6 (CVE-2025-68431), libheif < 1.21.0 (CVE-2026-3949)
当前版本: 1.18.1-1deepin1
验证状态: quilt 验证通过
NOT-AFFECTED CVEs:
image-items/iden.ccdoes not exist in v1.18.1image-items/grid.cc::get_decoder()does not exist in v1.18.1sequences/track.ccdoes not exist in v1.18.1Upstream:
Fix-Approach: backport
Generated-By: glm-5.1
Co-Authored-By: hudeng hudeng@deepin.org
Generated by AI