{"id":"ALPINE-CVE-2020-28928","details":"In musl libc through 1.2.1, wcsnrtombs mishandles particular combinations of destination buffer size and source character limit, as demonstrated by an invalid write access (buffer overflow).","modified":"2026-09-11T10:17:51.429176722Z","published":"2020-11-24T18:15:12.207Z","upstream":["CVE-2020-28928"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-28928"}],"affected":[{"package":{"name":"musl","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.22-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.24-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.24-r10"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.2_pre2-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}},{"package":{"name":"musl","ecosystem":"Alpine:v3.9","purl":"pkg:apk/alpine/musl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.20-r6"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-28928.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}