{"schema_version":"1.7.5","id":"CVE-2022-1012","published":"2022-08-05T16:15:11.370Z","modified":"2026-04-16T04:33:07.030706946Z","related":["ALSA-2022:5249","ALSA-2022:5267","ALSA-2022:5819","ALSA-2022:5834","SUSE-SU-2022:2172-1","SUSE-SU-2022:2377-1","SUSE-SU-2022:2382-1","SUSE-SU-2022:2424-1","SUSE-SU-2022:2424-2","SUSE-SU-2022:2520-1","SUSE-SU-2022:2549-1","SUSE-SU-2022:2615-1","SUSE-SU-2022:2629-1","SUSE-SU-2022:3408-1","SUSE-SU-2022:3450-1","openSUSE-SU-2022:2549-1"],"details":"A memory leak problem was found in the TCP source port generation algorithm in net/ipv4/tcp.c due to the small table perturb size. This flaw may allow an attacker to information leak and may cause a denial of service problem.","affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-1012.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.18"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-NA"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"5.18-rc5"}]}]}}],"references":[{"type":"WEB","url":"https://lore.kernel.org/lkml/20220427065233.2075-1-w%401wt.eu/T/"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20221020-0006/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2064604"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"}]}