{"id":"ALPINE-CVE-2020-6851","details":"OpenJPEG through 2.3.1 has a heap-based buffer overflow in opj_t1_clbl_decode_processor in openjp2/t1.c because of lack of opj_j2k_update_image_dimensions validation.","modified":"2026-03-09T01:18:18.358938Z","published":"2020-01-13T06:15:10.957Z","upstream":["CVE-2020-6851"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-6851"}],"affected":[{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-r3"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.1-r0","2.3.1-r1","2.3.1-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.8","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.0-r4"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.json"}},{"package":{"name":"openjpeg","ecosystem":"Alpine:v3.9","purl":"pkg:apk/alpine/openjpeg?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.0-r5"}]}],"versions":["1.3-r0","1.3-r1","1.5.0-r1","1.5.0-r2","1.5.1-r0","1.5.1-r1","2.1.0-r0","2.1.0-r1","2.1.1-r0","2.1.1-r1","2.1.2-r0","2.1.2-r1","2.2.0-r0","2.2.0-r1","2.2.0-r2","2.2.0-r3","2.3.0-r0","2.3.0-r1","2.3.0-r2","2.3.0-r3","2.3.0-r4"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2020-6851.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"}]}