Pillow: Quadratic GIF comment concatenation allows DoS in Image.open()

影響: pip:Pillow >= 5.4.0, < 13.0.0 → 13.0.0

============================================================================ Quadratic GIF comment concatenation allows DoS in Image.open() Location: src/PIL/GifImagePlugin.py:266 in GifImageFile._seek() Commit: a707c6b21c313880d0771e54965d142dd42358b6 ============================================================================ Opening a crafted GIF file with Image.open() takes time that grows with the square of the file's size, so anyone who can submit an image to a service that uses Pillow ca…

在 GitHub Advisory Database 阅读

2026/10/22 05:42，GitHub Advisory Database 发布了“Pillow: Quadratic GIF comment concatenation allows DoS in Image.open()”（类型：漏洞公告）。严重程度为“中危”（medium）。相关技术：Python。CVE：CVE-2026-112401。