{"cve":{"cve_id":"CVE-2026-53133","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\nRDMA/umem: Fix truncation for block sizes >= 4G\n\nWhen the iommu is used the linearization of the mapping can give a single\nblock that is very large split across multiple SG entries.\n\nWhen __rdma_block_iter_next() reassembles the split SG entries it is\noverflowing the 32 bit stack values and computed the wrong DMA addresses\nfor blocks after the truncation.\n\nUse the right types to hold DMA addresses.","published_at":"2026-06-25T08:38:22.469000Z","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/2ff4b7817e5b78070c30f5fb5e678e452a2628b3","https://git.kernel.org/stable/c/dee2a49adeeb2a5e16a3fc858fa21b841c519802","https://git.kernel.org/stable/c/cc644d5608e3b0dadc970bd6e6aa26b91ea07d0f","https://git.kernel.org/stable/c/8fe0231adebe086c8a459c790944ac026cd99c6e","https://git.kernel.org/stable/c/baf8685bcf56dc1efb44b8f6a57c42516e549068","https://git.kernel.org/stable/c/afd35fec9297195b759078745549c2671223f24f","https://git.kernel.org/stable/c/ac1aad8e1281534ce936c250f68084fc79c5469e","https://git.kernel.org/stable/c/15fe76e23615f502d051ef0768f86babaf08746c"],"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":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"2ff4b7817e5b78070c30f5fb5e678e452a2628b3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:2ff4b7817e5b78070c30f5fb5e678e452a2628b3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"dee2a49adeeb2a5e16a3fc858fa21b841c519802","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:dee2a49adeeb2a5e16a3fc858fa21b841c519802"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"cc644d5608e3b0dadc970bd6e6aa26b91ea07d0f","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:cc644d5608e3b0dadc970bd6e6aa26b91ea07d0f"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"8fe0231adebe086c8a459c790944ac026cd99c6e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:8fe0231adebe086c8a459c790944ac026cd99c6e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"baf8685bcf56dc1efb44b8f6a57c42516e549068","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:baf8685bcf56dc1efb44b8f6a57c42516e549068"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"afd35fec9297195b759078745549c2671223f24f","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:afd35fec9297195b759078745549c2671223f24f"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"ac1aad8e1281534ce936c250f68084fc79c5469e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:ac1aad8e1281534ce936c250f68084fc79c5469e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"a808273a495c657e33281b181fd7fcc2bb28f662","version_start_inclusive":true,"version_end":"15fe76e23615f502d051ef0768f86babaf08746c","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:a808273a495c657e33281b181fd7fcc2bb28f662:15fe76e23615f502d051ef0768f86babaf08746c"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.2","version_start_inclusive":true,"version_end":"5.2","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.2:5.2"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"5.2","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:5.2"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.10.259","version_start_inclusive":true,"version_end":"5.10.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.10.259:5.10.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.15.210","version_start_inclusive":true,"version_end":"5.15.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.15.210:5.15.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.1.176","version_start_inclusive":true,"version_end":"6.1.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.1.176:6.1.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.143","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.143:6.6.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.94","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.94:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.36","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.36:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.13","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.13:7.0.*"},{"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:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/2ff4b7817e5b78070c30f5fb5e678e452a2628b3","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/dee2a49adeeb2a5e16a3fc858fa21b841c519802","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/cc644d5608e3b0dadc970bd6e6aa26b91ea07d0f","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/8fe0231adebe086c8a459c790944ac026cd99c6e","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/baf8685bcf56dc1efb44b8f6a57c42516e549068","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/afd35fec9297195b759078745549c2671223f24f","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/ac1aad8e1281534ce936c250f68084fc79c5469e","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/15fe76e23615f502d051ef0768f86babaf08746c","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-25T08:38:22.469000Z","label":"CVE published","source":null}]}