What’s Vulnerable › Vulnerabilities

CVE-2022-22816: Out-of-bounds Read in Pillow

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-01-10 · updated 2026-06-17
• Weakness: CWE-125

Description

path_getbbox in path.c in Pillow before 9.0.0 has a buffer over-read during initialization of ImagePath.Path.

Affected products

• Debian Linux: 9.0, 10.0, 11.0
• python-pillow Pillow: before 9.0.0 — fixed in 9.0.0
• Pypi Pillow: before 9.0.0; 1.0, 1.1, 1.2, 1.3, 1.4, 1.5 (+78) — fixed in 9.0.0

How to fix

Upgrade to a fixed version: python-pillow Pillow 9.0.0; Pypi Pillow 9.0.0. Check the vendor advisory for mitigations.

References

• https://github.com/python-pillow/Pillow/blob/c5d9223a8b5e9295d15b5a9b1ef1dae44c8499f3/src/path.c#L331
• https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html
• https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#fixed-imagepath-path-array-handling
• https://security.gentoo.org/glsa/202211-10
• https://www.debian.org/security/2022/dsa-5053
• https://github.com/python-pillow/Pillow/blob/c5d9223a8b5e9295d15b5a9b1ef1dae44c8499f3/src/path.c#L331
• https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html
• https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#fixed-imagepath-path-array-handling
• https://security.gentoo.org/glsa/202211-10
• https://www.debian.org/security/2022/dsa-5053

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