{"id":"CVE-2020-9308","details":"archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified other impact.","modified":"2026-08-10T03:46:33.347305102Z","published":"2020-02-20T07:15:12.013Z","database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"19.10"},{"last_affected":"19.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"extracted_events":[{"introduced":"31"},{"last_affected":"31"},{"introduced":"32"},{"last_affected":"32"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora","cpes":["cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6OTE7GWASH2ZOVG5H3HEN5PR6B3KF7JB/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J76F7VU7HC3GBKG5SAKTRBOFOI3RGO6M/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202003-28"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4293-1/"},{"type":"FIX","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20459"},{"type":"FIX","url":"https://github.com/libarchive/libarchive/pull/1326"},{"type":"FIX","url":"https://github.com/libarchive/libarchive/pull/1326/commits/94821008d6eea81e315c5881cdf739202961040a"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libarchive/libarchive","events":[{"introduced":"614110e76d9dbb9ed3e159a71cbd75fa3b23efe3"},{"fixed":"3288ebb0353beb51dfb09d444dedbe9235ead53d"}],"database_specific":{"cpe":"cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.4.0"},{"fixed":"3.4.2"}],"source":"CPE_RANGE"}}],"versions":["v3.4.1","v3.4.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-9308.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}]}