{"api_version":"1","generated_at":"2026-07-23T13:17:11+00:00","cve":"CVE-2022-0433","urls":{"html":"https://cve.report/CVE-2022-0433","api":"https://cve.report/api/cve/CVE-2022-0433.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-0433","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-0433"},"summary":{"title":"CVE-2022-0433","description":"A NULL pointer dereference flaw was found in the Linux kernel's BPF subsystem in the way a user triggers the map_get_next_key function of the BPF bloom filter. This flaw allows a local user to crash the system. This flaw affects Linux kernel versions prior to 5.17-rc1.","state":"PUBLIC","assigner":"secalert@redhat.com","published_at":"2022-03-10 17:44:00","updated_at":"2023-11-07 03:41:00"},"problem_types":["CWE-476"],"metrics":[],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2048259","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2048259","refsource":"MISC","tags":[],"title":"2048259 – (CVE-2022-0433) CVE-2022-0433 kernel: missing initialization in bloom filter map in kernel/bpf/bloom_filter.c can lead to DoS","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73","name":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73","refsource":"MISC","tags":[],"title":"kernel/git/netdev/net-next.git - Netdev Group's -next networking tree","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel%40gmail.com/t/","name":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel%40gmail.com/t/","refsource":"","tags":[],"title":"[PATCH v2] bpf: Add missing map_get_next_key method to bloom filter map","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel@gmail.com/t/","name":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel@gmail.com/t/","refsource":"MISC","tags":[],"title":"[PATCH v2] bpf: Add missing map_get_next_key method to bloom filter map","mime":"text/html","httpstatus":"200","archivestatus":"404"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-0433","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0433","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"433","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"fedoraproject","cpe5":"fedora","cpe6":"35","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2022","cve_id":"433","vulnerable":"1","versionEndIncluding":"5.16","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[{"cve":"CVE-2022-0433","qid":"900753","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8989)"},{"cve":"CVE-2022-0433","qid":"901649","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8996)"},{"cve":"CVE-2022-0433","qid":"902117","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8996-1)"},{"cve":"CVE-2022-0433","qid":"906206","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8989-1)"},{"cve":"CVE-2022-0433","qid":"906493","title":"Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (8996-2)"}]},"source_records":{"cve_program":{"data_type":"CVE","data_format":"MITRE","data_version":"4.0","CVE_data_meta":{"ID":"CVE-2022-0433","ASSIGNER":"secalert@redhat.com","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"vendor_name":"n/a","product":{"product_data":[{"product_name":"kernel","version":{"version_data":[{"version_value":"Linux kernel versions prior to 5.17-rc1"}]}}]}}]}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-908"}]}]},"references":{"reference_data":[{"refsource":"MISC","name":"https://bugzilla.redhat.com/show_bug.cgi?id=2048259","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2048259"},{"refsource":"MISC","name":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73","url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73"},{"refsource":"MISC","name":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel@gmail.com/t/","url":"https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel@gmail.com/t/"}]},"description":{"description_data":[{"lang":"eng","value":"A NULL pointer dereference flaw was found in the Linux kernel's BPF subsystem in the way a user triggers the map_get_next_key function of the BPF bloom filter. This flaw allows a local user to crash the system. This flaw affects Linux kernel versions prior to 5.17-rc1."}]}},"nvd":{"publishedDate":"2022-03-10 17:44:00","lastModifiedDate":"2023-11-07 03:41:00","problem_types":["CWE-476"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"},"exploitabilityScore":1.8,"impactScore":3.6},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:N/I:N/A:C","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"COMPLETE","baseScore":4.9},"severity":"MEDIUM","exploitabilityScore":3.9,"impactScore":6.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndIncluding":"5.16","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"433","Ordinal":"227549","Title":"CVE-2022-0433","CVE":"CVE-2022-0433","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"433","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}