CVE-2021-28676: Potential infinite loop in Pillow
(updated )
An issue was discovered in Pillow before 8.2.0. For FLI data, FliDecode did not properly check that the block advance was non-zero, potentially leading to an infinite loop on load.
References
- github.com/advisories/GHSA-7r7m-5h27-29hp
- github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-92.yaml
- github.com/python-pillow/Pillow
- github.com/python-pillow/Pillow/commit/bb6c11fb889e6c11b0ee122b828132ee763b5856
- github.com/python-pillow/Pillow/pull/5377
- lists.debian.org/debian-lts-announce/2021/07/msg00018.html
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MQHA5HAIBOYI3R6HDWCLAGFTIQP767FL
- nvd.nist.gov/vuln/detail/CVE-2021-28676
- pillow.readthedocs.io/en/stable/releasenotes/8.2.0.html
- security.gentoo.org/glsa/202107-33
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