Pillow: APNG background disposal allocates full canvas before decompression bomb check

影響: pip:Pillow >= 8.1.0, < 13.0.0 → 13.0.0

============================================================================ APNG background disposal allocates full canvas before decompression bomb check Location: src/PIL/PngImagePlugin.py:1000 in PngImageFile._seek() Commit: a707c6b21c313880d0771e54965d142dd42358b6 ============================================================================ A 126-byte animated PNG file makes Pillow's Image.open() allocate and fill memory sized by the image dimensions the file claims, before Pillow's built-i…

GitHub Advisory Databaseで読む

2026/10/22 06:17、GitHub Advisory Databaseが「Pillow: APNG background disposal allocates full canvas before decompression bomb check」を公開しました (種別: 脆弱性アドバイザリ)。重大度は「重要」(high) です。関連する技術: Python。CVE: CVE-2026-112399。