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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTloeDItaGdxMi0yZzRm
Regular Expression Denial of Service (ReDoS) in Pillow
An issue was discovered in Pillow before 8.1.1. The PDF parser allows a regular expression DoS (ReDoS) attack via a crafted PDF file because of a catastrophic backtracking regex.
Permalink: https://github.com/advisories/GHSA-9hx2-hgq2-2g4fJSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTloeDItaGdxMi0yZzRm
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: about 3 years ago
Updated: about 1 month ago
CVSS Score: 6.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Identifiers: GHSA-9hx2-hgq2-2g4f, CVE-2021-25292
References:
- https://nvd.nist.gov/vuln/detail/CVE-2021-25292
- https://github.com/python-pillow/Pillow/commit/3bce145966374dd39ce58a6fc0083f8d1890719c
- https://github.com/python-pillow/Pillow/commit/6207b44ab1ff4a91d8ddc7579619876d0bb191a4
- https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html
- https://security.gentoo.org/glsa/202107-33
- https://github.com/python-pillow/Pillow/commit/521dab94c7ab72b037bd9a83e9663401e0fd2cee
- https://github.com/advisories/GHSA-9hx2-hgq2-2g4f
Blast Radius: 32.2
Affected Packages
pypi:Pillow
Dependent packages: 3,293Dependent repositories: 88,899
Downloads: 94,906,351 last month
Affected Version Ranges: >= 5.1.0, < 8.1.1
Fixed in: 8.1.1
All affected versions: 5.1.0, 5.2.0, 5.3.0, 5.4.0, 5.4.1, 6.0.0, 6.1.0, 6.2.0, 6.2.1, 6.2.2, 7.0.0, 7.1.0, 7.1.1, 7.1.2, 7.2.0, 8.0.0, 8.0.1, 8.1.0
All unaffected versions: 1.7.0, 1.7.1, 1.7.2, 1.7.3, 1.7.4, 1.7.5, 1.7.6, 1.7.7, 1.7.8, 2.0.0, 2.1.0, 2.2.0, 2.2.1, 2.2.2, 2.3.0, 2.3.1, 2.3.2, 2.4.0, 2.5.0, 2.5.1, 2.5.2, 2.5.3, 2.6.0, 2.6.1, 2.6.2, 2.7.0, 2.8.0, 2.8.1, 2.8.2, 2.9.0, 3.0.0, 3.1.0, 3.1.1, 3.1.2, 3.2.0, 3.3.0, 3.3.1, 3.3.2, 3.3.3, 3.4.0, 3.4.1, 3.4.2, 4.0.0, 4.1.0, 4.1.1, 4.2.0, 4.2.1, 4.3.0, 5.0.0, 8.1.1, 8.1.2, 8.2.0, 8.3.0, 8.3.1, 8.3.2, 8.4.0, 9.0.0, 9.0.1, 9.1.0, 9.1.1, 9.2.0, 9.3.0, 9.4.0, 9.5.0, 10.0.0, 10.0.1, 10.1.0, 10.2.0, 10.3.0