{"cve":{"cve_id":"CVE-2023-6040","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00309,"epss_percentile":0.22165,"epss_as_of":"2026-10-15","description":"An out-of-bounds access vulnerability involving netfilter was reported and fixed as: f1082dd31fe4 (netfilter: nf_tables: Reject tables of unsupported family); While creating a new netfilter table, lack of a safeguard against invalid nf_tables family (pf) values within `nf_tables_newtable` function enables an attacker to achieve out-of-bounds access.","published_at":"2024-01-12T01:37:45.387000Z","last_modified_at":null,"cvss_v3_score":7.8,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":false,"ssvc_technical_impact":"partial","cwes":["CWE-125"],"nvd_references":["https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6040","https://www.openwall.com/lists/oss-security/2024/01/12/1","http://www.openwall.com/lists/oss-security/2024/01/12/1","http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-29T01:44:39.184534Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"L","value_label":"Local"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"L","value_label":"Low"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"the-linux-kernel-organization","vendor_name":"The Linux Kernel Organization","product_slug":"linux","product_name":"linux","version_start":"0","version_start_inclusive":true,"version_end":"5.18-rc1","version_end_inclusive":false,"cpe23_uri":"cve5:the-linux-kernel-organization:linux:0:5.18-rc1"}],"exploit_refs":[],"news":[],"references":[{"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6040","source_type":"CONFIRM","tags":[]},{"url":"https://www.openwall.com/lists/oss-security/2024/01/12/1","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://www.openwall.com/lists/oss-security/2024/01/12/1","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html","source_type":"EXPLOIT","tags":["exploit","patch"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","source_type":"MAILING_LIST","tags":["mailing-list"]}],"timeline":[{"type":"published","at":"2024-01-12T01:37:45.387000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:31:53.593321Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:31:53.593321Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:31:53.593321Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-29T01:44:39.184534Z","label":"SSVC decision revised","source":"vulnrichment"}]}