{"id":"ALPINE-CVE-2021-42374","details":"An out-of-bounds heap read in Busybox's unlzma applet leads to information leak and denial of service when crafted LZMA-compressed input is decompressed. This can be triggered by any applet/format that","modified":"2026-07-08T04:31:02.060256856Z","published":"2021-11-15T21:15:07.540Z","upstream":["CVE-2021-42374"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-42374"}],"affected":[{"package":{"name":"busybox","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.31.1-r11"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.31.1-r21"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.32.1-r7"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.33.1-r4"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}},{"package":{"name":"busybox","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/busybox?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.27.0"},{"fixed":"1.34.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-42374.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H"}]}