{"id":"CVE-2018-18584","details":"In mspack/cab.h in libmspack before 0.8alpha and cabextract before 1.8, the CAB block input buffer is one byte too small for the maximal Quantum block, leading to an out-of-bounds write.","modified":"2026-05-17T11:54:59.027759716Z","published":"2018-10-23T02:29:00.263Z","related":["SUSE-SU-2019:0748-1","SUSE-SU-2019:13992-1","SUSE-SU-2020:2711-1","openSUSE-SU-2024:13619-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"cabextract_project:cabextract","cpes":["cpe:2.3:a:cabextract_project:cabextract:*:*:*:*:*:*:*:*"],"extracted_events":[{"fixed":"1.8"}],"source":"CPE_FIELD"},{"vendor_product":"canonical:ubuntu_linux","cpes":["cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"12.04"},{"last_affected":"14.04"},{"last_affected":"16.04"},{"last_affected":"18.04"},{"last_affected":"18.10"}],"source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"8.0"}],"source":"CPE_FIELD","vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"]},{"vendor_product":"redhat:enterprise_linux","cpes":["cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*"],"extracted_events":[{"last_affected":"7.0"}],"source":"CPE_FIELD"},{"cpes":["cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:ltss:*:*:*","cpe:2.3:o:suse:linux_enterprise_server:12:ga:*:*:ltss:*:*:*","cpe:2.3:o:suse:linux_enterprise_server:12:sp1:*:*:ltss:*:*:*","cpe:2.3:o:suse:linux_enterprise_server:12:sp2:*:*:ltss:*:*:*"],"extracted_events":[{"last_affected":"11-sp3"},{"last_affected":"12-ga"},{"last_affected":"12-sp1"},{"last_affected":"12-sp2"}],"source":"CPE_FIELD","vendor_product":"suse:linux_enterprise_server"}]},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2019:2049"},{"type":"ADVISORY","url":"https://bugs.debian.org/911640"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/10/msg00017.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201903-20"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3814-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3814-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3814-3/"},{"type":"ADVISORY","url":"https://www.cabextract.org.uk/#changes"},{"type":"ADVISORY","url":"https://www.openwall.com/lists/oss-security/2018/10/22/1"},{"type":"ADVISORY","url":"https://www.starwindsoftware.com/security/sw-20181213-0001/"},{"type":"FIX","url":"https://github.com/kyz/libmspack/commit/40ef1b4093d77ad3a5cfcee1f5cb6108b3a3bcc2"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}