{"schema_version":"1.7.5","id":"CVE-2021-22207","published":"2021-04-23T18:15:08.200Z","modified":"2026-07-08T05:57:31.406761564Z","related":["SUSE-SU-2021:2125-1","openSUSE-SU-2021:0909-1","openSUSE-SU-2021:2125-1","openSUSE-SU-2024:11513-1"],"details":"Excessive memory consumption in MS-WSP dissector in Wireshark 3.4.0 to 3.4.4 and 3.2.0 to 3.2.12 allows denial of service via packet injection or crafted capture file","affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"e0ed4cfa3d72110257da54c26ad3a28d282ef454"},{"last_affected":"1437347b5f8ae559b7f5e0bc5455283ca523b0e1"},{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"last_affected":"c33f6306cbb22588d33cc28548727a8843ba8053"}],"database_specific":{"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.2.0"},{"last_affected":"3.2.12"},{"introduced":"3.4.0"},{"last_affected":"3.4.4"}],"source":"CPE_RANGE"}}],"versions":["wireshark-3.2.12","v3.2.12","wireshark-3.4.4","v3.4.4","v3.2.12rc0","v3.4.4rc0","wireshark-3.2.11","v3.2.11","wireshark-3.4.3","v3.4.3","v3.2.11rc0","v3.4.3rc0","wireshark-3.4.2","v3.4.2","wireshark-3.2.10","v3.2.10","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.2.10rc0","wireshark-3.2.9","v3.2.9","v3.2.9rc0","v3.4.1rc0","wireshark-3.2.8","v3.2.8","wireshark-3.4.0","v3.4.0","v3.2.8rc0","wireshark-3.2.7","v3.2.7","v3.2.7rc0","wireshark-3.2.6","v3.2.6","v3.2.6rc0","wireshark-3.2.5","v3.2.5","v3.2.5rc0","wireshark-3.2.4","v3.2.4","v3.2.4rc0","wireshark-3.2.3","v3.2.3","v3.2.3rc0","wireshark-3.2.2","v3.2.2","v3.2.2rc0","wireshark-3.2.1","v3.2.1","v3.2.1rc0","wireshark-3.2.0","v3.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22207.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"e0ed4cfa3d72110257da54c26ad3a28d282ef454"},{"last_affected":"1437347b5f8ae559b7f5e0bc5455283ca523b0e1"},{"introduced":"9733f173ea5e6255e8da208ef183210aa264d948"},{"last_affected":"c33f6306cbb22588d33cc28548727a8843ba8053"}],"database_specific":{"cpe":"cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.2.0"},{"last_affected":"3.2.12"},{"introduced":"3.4.0"},{"last_affected":"3.4.4"}],"source":"CPE_RANGE"}}],"versions":["wireshark-3.2.12","v3.2.12","wireshark-3.4.4","v3.4.4","v3.2.12rc0","v3.4.4rc0","wireshark-3.2.11","v3.2.11","wireshark-3.4.3","v3.4.3","v3.2.11rc0","v3.4.3rc0","wireshark-3.4.2","v3.4.2","wireshark-3.2.10","v3.2.10","v3.4.2rc0","wireshark-3.4.1","v3.4.1","v3.2.10rc0","wireshark-3.2.9","v3.2.9","v3.2.9rc0","v3.4.1rc0","wireshark-3.2.8","v3.2.8","wireshark-3.4.0","v3.4.0","v3.2.8rc0","wireshark-3.2.7","v3.2.7","v3.2.7rc0","wireshark-3.2.6","v3.2.6","v3.2.6rc0","wireshark-3.2.5","v3.2.5","v3.2.5rc0","wireshark-3.2.4","v3.2.4","v3.2.4rc0","wireshark-3.2.3","v3.2.3","v3.2.3rc0","wireshark-3.2.2","v3.2.2","v3.2.2rc0","wireshark-3.2.1","v3.2.1","v3.2.1rc0","wireshark-3.2.0","v3.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22207.json"}}],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GIWWO27HV4HUKXV6NH6ULHCRAQB26DMD/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NL7ZTMMWIEPHHFK3ONRKATWE7CLIGLFD/"},{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22207.json"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-21"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-5019"},{"type":"ADVISORY","url":"https://www.wireshark.org/security/wnpa-sec-2021-04.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuoct2021.html"},{"type":"EVIDENCE","url":"https://gitlab.com/wireshark/wireshark/-/issues/17331"}],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"},{"introduced":"10.0"},{"last_affected":"10.0"},{"introduced":"11.0"},{"last_affected":"11.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"},{"cpes":["cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"33"},{"last_affected":"33"},{"introduced":"34"},{"last_affected":"34"}],"source":"CPE_STRING","vendor_product":"fedoraproject:fedora"},{"cpes":["cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.8"},{"last_affected":"8.8"}],"source":"CPE_STRING","vendor_product":"oracle:zfs_storage_appliance_kit"}]},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}