{"id":"ALPINE-CVE-2021-23437","details":"The package pillow 5.2.0 and before 8.3.2 are vulnerable to Regular Expression Denial of Service (ReDoS) via the getrgb function.","modified":"2026-03-09T01:19:34.904530Z","published":"2021-09-03T16:15:08.317Z","upstream":["CVE-2021-23437"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-23437"}],"affected":[{"package":{"name":"py-pillow","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/py-pillow?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.2.1-r1"}]}],"versions":["2.1.0-r0","2.3.0-r0","2.3.0-r1","2.4.0-r0","2.5.3-r0","2.7.0-r0","2.8.1-r0","2.9.0-r0","3.3.0-r0","3.3.0-r1","3.3.0-r2","3.4.2-r0","3.4.2-r1","4.0.0-r0","4.0.0-r1","4.1.0-r0","4.2.1-r0","4.2.1-r1","4.3.0-r0","5.2.0-r0","5.3.0-r0","5.4.1-r0","5.4.1-r1","6.0.0-r0","6.0.0-r1","6.0.0-r2","6.0.0-r3","6.2.1-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2021-23437.json"}},{"package":{"name":"py3-pillow","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/py3-pillow?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.1.2-r2"}]}],"versions":["7.1.1-r0","7.1.2-r0","7.1.2-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2021-23437.json"}},{"package":{"name":"py3-pillow","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/py3-pillow?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.2.0-r2"}]}],"versions":["7.1.1-r0","7.1.2-r0","7.2.0-r0","7.2.0-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2021-23437.json"}},{"package":{"name":"py3-pillow","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/py3-pillow?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.2.0-r1"}]}],"versions":["7.1.1-r0","7.1.2-r0","7.2.0-r0","8.1.0-r0","8.1.2-r0","8.1.2-r1","8.2.0-r0"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2021-23437.json"}},{"package":{"name":"py3-pillow","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/py3-pillow?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.4.0-r0"}]}],"versions":["7.1.1-r0","7.1.2-r0","7.2.0-r0","8.1.0-r0","8.1.2-r0","8.1.2-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2021-23437.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}