{"cve":{"cve_id":"CVE-2026-53110","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":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/bpf: Zero-extend bpf prog return values and kfunc arguments\n\ns390x ABI requires callers to zero-extend unsigned arguments and\nsign-extend signed arguments, and callees to zero-extend unsigned\nreturn values and sign-extend signed return values.\n\ns390 BPF JIT currently implements only sign extension. Fix this\nomission and implement zero extension too.","published_at":"2026-06-24T16:30:44.036000Z","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":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/edc90a12073b9a530064a99945c183dde120cb99","https://git.kernel.org/stable/c/44c4f999b03f55debb1a0c5ab5c1796895a1adf8","https://git.kernel.org/stable/c/366b0e05ee24f5ba62bdc7ec1346038258b9a797","https://git.kernel.org/stable/c/834918a77be51419383bf1dda9f02b81ecf26b34","https://git.kernel.org/stable/c/202e42e4aa890172366354b233c42c73107a3f59"],"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":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:50.753831Z"},"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":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"528eb2cb87bc1353235a6384696b4849bde8b0ba","version_start_inclusive":true,"version_end":"edc90a12073b9a530064a99945c183dde120cb99","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:528eb2cb87bc1353235a6384696b4849bde8b0ba:edc90a12073b9a530064a99945c183dde120cb99"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"528eb2cb87bc1353235a6384696b4849bde8b0ba","version_start_inclusive":true,"version_end":"44c4f999b03f55debb1a0c5ab5c1796895a1adf8","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:528eb2cb87bc1353235a6384696b4849bde8b0ba:44c4f999b03f55debb1a0c5ab5c1796895a1adf8"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"528eb2cb87bc1353235a6384696b4849bde8b0ba","version_start_inclusive":true,"version_end":"366b0e05ee24f5ba62bdc7ec1346038258b9a797","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:528eb2cb87bc1353235a6384696b4849bde8b0ba:366b0e05ee24f5ba62bdc7ec1346038258b9a797"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"528eb2cb87bc1353235a6384696b4849bde8b0ba","version_start_inclusive":true,"version_end":"834918a77be51419383bf1dda9f02b81ecf26b34","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:528eb2cb87bc1353235a6384696b4849bde8b0ba:834918a77be51419383bf1dda9f02b81ecf26b34"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"528eb2cb87bc1353235a6384696b4849bde8b0ba","version_start_inclusive":true,"version_end":"202e42e4aa890172366354b233c42c73107a3f59","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:528eb2cb87bc1353235a6384696b4849bde8b0ba:202e42e4aa890172366354b233c42c73107a3f59"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.3","version_start_inclusive":true,"version_end":"6.3","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.3:6.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.141","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.141:6.6.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.91","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.91:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.33","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.33:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.10","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.10:7.0.*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/edc90a12073b9a530064a99945c183dde120cb99","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/44c4f999b03f55debb1a0c5ab5c1796895a1adf8","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/366b0e05ee24f5ba62bdc7ec1346038258b9a797","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/834918a77be51419383bf1dda9f02b81ecf26b34","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/202e42e4aa890172366354b233c42c73107a3f59","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T16:30:44.036000Z","label":"CVE published","source":null}]}