{"id":"CVE-2021-4181","details":"Crash in the Sysdig Event dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file","modified":"2026-07-08T06:00:44.645237918Z","published":"2021-12-30T22:15:10.117Z","related":["SUSE-SU-2022:0375-1","openSUSE-SU-2022:0375-1","openSUSE-SU-2024:11703-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"}],"source":"CPE_STRING"},{"extracted_events":[{"introduced":"34"},{"last_affected":"34"},{"introduced":"35"},{"last_affected":"35"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora","cpes":["cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*"]},{"source":"CPE_STRING","vendor_product":"oracle:http_server","cpes":["cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"12.2.1.3.0"},{"last_affected":"12.2.1.3.0"},{"introduced":"12.2.1.4.0"},{"last_affected":"12.2.1.4.0"}]},{"extracted_events":[{"introduced":"8.8"},{"last_affected":"8.8"}],"source":"CPE_STRING","vendor_product":"oracle:zfs_storage_appliance_kit","cpes":["cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*"]}]},"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q6XGBKWSQFCVYUN4ZK3O3NJIFP3OAFVT/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5AEK3XTOIOGCGUILUFISMGX54YJXWGJ/"},{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4181.json"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00041.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202210-04"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"ADVISORY","url":"https://www.wireshark.org/security/wnpa-sec-2021-21.html"},{"type":"REPORT","url":"https://gitlab.com/wireshark/wireshark/-/merge_requests/5429"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"fixed":"482f742aac7019e26eacadaf9d56a788207ae229"},{"introduced":"3a34e44d02c9c91f9f851bd6f29ff4505131b127"},{"last_affected":"3a34e44d02c9c91f9f851bd6f29ff4505131b127"}],"database_specific":{"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:3.6.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"3.4.0"},{"fixed":"3.4.11"},{"introduced":"3.6.0"},{"last_affected":"3.6.0"}]}}],"versions":["3.6.0","wireshark-3.6.0","v3.6.0","v3.4.11rc0","wireshark-3.4.10","v3.4.10","v3.4.10rc0","wireshark-3.4.9","v3.4.9","v3.4.9rc0","wireshark-3.4.8","v3.4.8","v3.4.8rc0","wireshark-3.4.7","v3.4.7","v3.4.7rc0","wireshark-3.4.6","v3.4.6","v3.4.6rc0","wireshark-3.4.5","v3.4.5","v3.4.5rc0","wireshark-3.4.4","v3.4.4","v3.4.4rc0","wireshark-3.4.3","v3.4.3","v3.4.3rc0","wireshark-3.4.2","v3.4.2","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.4.1rc0","wireshark-3.4.0","v3.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4181.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"fixed":"482f742aac7019e26eacadaf9d56a788207ae229"},{"introduced":"3a34e44d02c9c91f9f851bd6f29ff4505131b127"},{"last_affected":"3a34e44d02c9c91f9f851bd6f29ff4505131b127"}],"database_specific":{"extracted_events":[{"introduced":"3.4.0"},{"fixed":"3.4.11"},{"introduced":"3.6.0"},{"last_affected":"3.6.0"}],"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","cpe:2.3:a:wireshark:wireshark:3.6.0:*:*:*:*:*:*:*"]}}],"versions":["3.6.0","wireshark-3.6.0","v3.6.0","v3.4.11rc0","wireshark-3.4.10","v3.4.10","v3.4.10rc0","wireshark-3.4.9","v3.4.9","v3.4.9rc0","wireshark-3.4.8","v3.4.8","v3.4.8rc0","wireshark-3.4.7","v3.4.7","v3.4.7rc0","wireshark-3.4.6","v3.4.6","v3.4.6rc0","wireshark-3.4.5","v3.4.5","v3.4.5rc0","wireshark-3.4.4","v3.4.4","v3.4.4rc0","wireshark-3.4.3","v3.4.3","v3.4.3rc0","wireshark-3.4.2","v3.4.2","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.4.1rc0","wireshark-3.4.0","v3.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4181.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}