{"id":"ALPINE-CVE-2023-40890","details":"A stack-based buffer overflow vulnerability exists in the lookup_sequence function of ZBar 0.23.90. Specially crafted QR codes may lead to information disclosure and/or arbitrary code execution. To trigger this vulnerability, an attacker can digitally input the malicious QR code, or prepare it to be physically scanned by the vulnerable scanner.","modified":"2026-11-03T06:32:59.187129985Z","published":"2023-08-29T17:15:12.917Z","upstream":["CVE-2023-40890"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2023-40890"}],"affected":[{"package":{"name":"zbar","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}},{"package":{"name":"zbar","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}},{"package":{"name":"zbar","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}},{"package":{"name":"zbar","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}},{"package":{"name":"zbar","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}},{"package":{"name":"zbar","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/zbar?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.23.93-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-40890.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}