{"id":"ALPINE-CVE-2025-13151","details":"Stack-based buffer overflow in libtasn1 version: v4.20.0. The function fails to validate the size of input data resulting in a buffer overflow in asn1_expend_octet_string.","modified":"2026-08-27T22:18:02.771002803Z","published":"2026-01-07T22:15:43.200Z","upstream":["CVE-2025-13151"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2025-13151"}],"affected":[{"package":{"name":"libtasn1","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/libtasn1?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.21.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-13151.json"}},{"package":{"name":"libtasn1","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/libtasn1?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.21.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-13151.json"}},{"package":{"name":"libtasn1","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/libtasn1?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.21.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-13151.json"}},{"package":{"name":"libtasn1","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/libtasn1?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.21.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-13151.json"}},{"package":{"name":"libtasn1","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/libtasn1?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.21.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-13151.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}