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…

在 GitHub Advisory Database 阅读

2026/10/22 06:17，GitHub Advisory Database 发布了“Pillow: APNG background disposal allocates full canvas before decompression bomb check”（类型：漏洞公告）。严重程度为“高危”（high）。相关技术：Python。CVE：CVE-2026-112399。