{"id":"ALPINE-CVE-2018-14679","details":"An issue was discovered in mspack/chmd.c in libmspack before 0.7alpha. There is an off-by-one error in the CHM PMGI/PMGL chunk number validity checks, which could lead to denial of service (uninitialized data dereference and application crash).","modified":"2025-11-19T06:13:09.713062Z","published":"2018-07-28T23:29:00.250Z","upstream":["CVE-2018-14679"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-14679"}],"affected":[{"package":{"name":"libmspack","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.5","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.6","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.7","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.8","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}},{"package":{"name":"libmspack","ecosystem":"Alpine:v3.9","purl":"pkg:apk/alpine/libmspack?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1_alpha-r0"}]}],"versions":["0.5_alpha-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-14679.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}