Integer Overflow or Wraparound The advisory has been revoked - it doesn't affect any version of package pillow (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN11-PILLOW-16638720
- published11 May 2026
- disclosed9 May 2026
Introduced: 9 May 2026
CVE-2026-42311 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:11.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pillow package and not the pillow package as distributed by Debian.
Pillow is a Python imaging library. From version 10.3.0 to before version 12.2.0, processing a malicious PSD file could lead to memory corruption, potentially resulting in a crash or arbitrary code execution. This issue has been patched in version 12.2.0.
References
- https://security-tracker.debian.org/tracker/CVE-2026-42311
- https://github.com/python-pillow/Pillow/commit/58f9a1d166dcb0c274807d4423522d205b0c35ea
- https://github.com/python-pillow/Pillow/pull/9520
- https://github.com/python-pillow/Pillow/releases/tag/12.2.0
- https://github.com/python-pillow/Pillow/security/advisories/GHSA-pwv6-vv43-88gr