{"id":"CVE-2018-6540","details":"In ZZIPlib 0.13.67, there is a bus error caused by loading of a misaligned address in the zzip_disk_findfirst function of zzip/mmapped.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted zip file.","modified":"2026-03-12T22:55:26.612836Z","published":"2018-02-02T09:29:00.477Z","related":["MGASA-2019-0093","SUSE-SU-2018:0548-1","openSUSE-SU-2024:11546-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2020/06/msg00029.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3699-1/"},{"type":"EVIDENCE","url":"https://github.com/gdraheim/zziplib/issues/15"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gdraheim/zziplib","events":[{"introduced":"0"},{"last_affected":"9020a6ff18d2a9c0445b3c00d2ca19320dea3baf"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"0.13.67"}]}}],"versions":["v0.13.36","v0.13.48","v0.13.50","v0.13.51","v0.13.52","v0.13.54","v0.13.55","v0.13.56","v0.13.57","v0.13.58","v0.13.59","v0.13.60","v0.13.61","v0.13.62","v0.13.63","v0.13.64","v0.13.65","v0.13.66","v0.13.67"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-6540.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"17.10"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}