The package pillow from 0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-23437
- https://github.com/python-pillow/Pillow/commit/9e08eb8f78fdfd2f476e1b20b7cf38683754866b
- https://pillow.readthedocs.io/en/stable/releasenotes/8.3.2.html
- https://snyk.io/vuln/SNYK-PYTHON-PILLOW-1319443
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RNSG6VFXTAROGF7ACYLMAZNQV4EJ6I2C/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VKRCL7KKAKOXCVD7M6WC5OKFGL4L3SJT/
- https://security.gentoo.org/glsa/202211-10
- https://github.com/advisories/GHSA-98vv-pw6r-q6q4