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.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2021-25292US | medium6.5 | — | ||
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. | ||||
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references
External citations — patches, advisories, analysis.
- https://github.com/advisories/GHSA-9hx2-hgq2-2g4fADVISORY
- https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-38.yamlWEB
- https://github.com/python-pillow/PillowWEB
- https://github.com/python-pillow/Pillow/commit/3bce145966374dd39ce58a6fc0083f8d1890719cWEB
- https://github.com/python-pillow/Pillow/commit/521dab94c7ab72b037bd9a83e9663401e0fd2ceeWEB
- https://github.com/python-pillow/Pillow/commit/6207b44ab1ff4a91d8ddc7579619876d0bb191a4WEB
- https://nvd.nist.gov/vuln/detail/CVE-2021-25292ADVISORY
- https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.htmlWEB
scry
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