{"id":"CVE-2020-26419","details":"Memory leak in the dissection engine in Wireshark 3.4.0 allows denial of service via packet injection or crafted capture file.","modified":"2026-05-28T04:05:34.224417867Z","published":"2020-12-11T19:15:12.217Z","related":["SUSE-SU-2021:2125-1","openSUSE-SU-2021:0909-1","openSUSE-SU-2021:2125-1","openSUSE-SU-2024:11513-1"],"database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*","cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*"],"vendor_product":"fedoraproject:fedora","source":"CPE_STRING","extracted_events":[{"last_affected":"32"},{"last_affected":"33"}]},{"cpes":["cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*"],"vendor_product":"oracle:zfs_storage_appliance_kit","source":"CPE_STRING","extracted_events":[{"last_affected":"8.8"}]}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/"},{"type":"ADVISORY","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26419.json"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202101-12"},{"type":"ADVISORY","url":"https://www.wireshark.org/security/wnpa-sec-2020-19.html"},{"type":"REPORT","url":"https://gitlab.com/wireshark/wireshark/-/issues/17032"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuApr2021.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wireshark/wireshark","events":[{"introduced":"0"},{"last_affected":"9733f173ea5e6255e8da208ef183210aa264d948"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"3.4.0"}],"cpe":"cpe:2.3:a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*","source":"CPE_STRING"}}],"versions":["wireshark-3.4.0","v3.4.0","v3.4.0rc1","v3.4.0rc0","v3.3.2rc0","v3.3.1","v3.3.1rc0","v3.3.0","v3.3.0rc0","v3.1.2rc0","v3.1.1","v3.1.1rc0","v3.1.0","v3.1.0rc0","v2.9.1rc0","v2.9.0","v2.9.0rc0","v2.5.2rc0","v2.5.1","v2.5.1rc0","wireshark-2.5.0","v2.5.0","v2.5.0rc0","v2.3.0rc0","v2.1.2rc0","wireshark-2.1.1","v2.1.1","v2.1.1rc0","wireshark-2.1.0","v2.1.0","v2.1.0rc0","v1.99.10rc0","wireshark-1.99.9","v1.99.9","v1.99.9rc0","wireshark-1.99.8","v1.99.8","v1.99.8rc0","wireshark-1.99.7","v1.99.7","v1.99.7rc0","wireshark-1.99.6","v1.99.6","v1.99.6rc0","wireshark-1.99.5","v1.99.5","v1.99.5rc0","wireshark-1.99.4","v1.99.4","v1.99.4rc0","wireshark-1.99.3","v1.99.3","v1.99.3rc0","wireshark-1.99.2","v1.99.2","v1.99.2rc0","wireshark-1.99.1","v1.99.1","v1.99.1rc0","wireshark-1.99.0","v1.99.0","v1.99.0-rc1","v1.11.4-rc1","wireshark-1.11.3","v1.11.3","v1.11.3-rc1","v1.11.2","v1.11.2-rc1","v1.11.1","v1.11.1-rc1","v1.11.0","v1.11.0-rc1","start","ethereal-0.3.15","ethereal-0-3-15","backups/ethereal@18706"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-26419.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/wireshark/wireshark","events":[{"introduced":"0"},{"last_affected":"9733f173ea5e6255e8da208ef183210aa264d948"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"3.4.0"}],"cpe":"cpe:2.3:a:wireshark:wireshark:3.4.0:*:*:*:*:*:*:*","source":"CPE_STRING"}}],"versions":["wireshark-3.4.0","v3.4.0","v3.4.0rc1","v3.4.0rc0","v3.3.2rc0","v3.3.1","v3.3.1rc0","v3.3.0","v3.3.0rc0","v3.1.2rc0","v3.1.1","v3.1.1rc0","v3.1.0","v3.1.0rc0","v2.9.1rc0","v2.9.0","v2.9.0rc0","v2.5.2rc0","v2.5.1","v2.5.1rc0","wireshark-2.5.0","v2.5.0","v2.5.0rc0","v2.3.0rc0","v2.1.2rc0","wireshark-2.1.1","v2.1.1","v2.1.1rc0","wireshark-2.1.0","v2.1.0","v2.1.0rc0","v1.99.10rc0","wireshark-1.99.9","v1.99.9","v1.99.9rc0","wireshark-1.99.8","v1.99.8","v1.99.8rc0","wireshark-1.99.7","v1.99.7","v1.99.7rc0","wireshark-1.99.6","v1.99.6","v1.99.6rc0","wireshark-1.99.5","v1.99.5","v1.99.5rc0","wireshark-1.99.4","v1.99.4","v1.99.4rc0","wireshark-1.99.3","v1.99.3","v1.99.3rc0","wireshark-1.99.2","v1.99.2","v1.99.2rc0","wireshark-1.99.1","v1.99.1","v1.99.1rc0","wireshark-1.99.0","v1.99.0","v1.99.0-rc1","v1.11.4-rc1","wireshark-1.11.3","v1.11.3","v1.11.3-rc1","v1.11.2","v1.11.2-rc1","v1.11.1","v1.11.1-rc1","v1.11.0","v1.11.0-rc1","start","ethereal-0.3.15","ethereal-0-3-15","backups/ethereal@18706"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-26419.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:L"}]}