{"cve":{"cve_id":"CVE-2026-21734","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":"A web page that contains unusual GPU shader code is loaded into the GPU compiler process and can trigger a write out-of-bounds write crash in the GPU shader compiler library. On certain platforms, when the compiler process has system privileges this could enable further exploits on the device.\n\n\n\nAn edge case using a very small value in GPU shader code can cause a segmentation fault in the GPU shader compiler due to am out-of-bounds write.","published_at":"2026-06-26T15:14:00.365000Z","last_modified_at":null,"cvss_v3_score":7.7,"cvss_v3_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/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":["CWE-823"],"nvd_references":["https://www.imaginationtech.com/gpu-driver-vulnerabilities/"],"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":"2026-06-28T17:51:25.596901Z","updated_at":"2026-06-28T23:29:08.013930Z"},"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":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"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":"imagination-technologies","vendor_name":"Imagination Technologies","product_slug":"graphics-ddk","product_name":"Graphics DDK","version_start":"1.18 RTM","version_start_inclusive":true,"version_end":"1.18 RTM","version_end_inclusive":true,"cpe23_uri":"cve5:imagination-technologies:graphics-ddk:1.18 RTM:1.18 RTM"},{"vendor_slug":"imagination-technologies","vendor_name":"Imagination Technologies","product_slug":"graphics-ddk","product_name":"Graphics DDK","version_start":"23.2 RTM","version_start_inclusive":true,"version_end":"23.2 RTM","version_end_inclusive":true,"cpe23_uri":"cve5:imagination-technologies:graphics-ddk:23.2 RTM:23.2 RTM"},{"vendor_slug":"imagination-technologies","vendor_name":"Imagination Technologies","product_slug":"graphics-ddk","product_name":"Graphics DDK","version_start":"24.1 RTM","version_start_inclusive":true,"version_end":"24.2 RTM","version_end_inclusive":true,"cpe23_uri":"cve5:imagination-technologies:graphics-ddk:24.1 RTM:24.2 RTM"},{"vendor_slug":"imagination-technologies","vendor_name":"Imagination Technologies","product_slug":"graphics-ddk","product_name":"Graphics DDK","version_start":"25.1 RTM","version_start_inclusive":true,"version_end":"25.3 RTM","version_end_inclusive":true,"cpe23_uri":"cve5:imagination-technologies:graphics-ddk:25.1 RTM:25.3 RTM"},{"vendor_slug":"imagination-technologies","vendor_name":"Imagination Technologies","product_slug":"graphics-ddk","product_name":"Graphics DDK","version_start":"26.1 RTM","version_start_inclusive":true,"version_end":"26.1 RTM","version_end_inclusive":true,"cpe23_uri":"cve5:imagination-technologies:graphics-ddk:26.1 RTM:26.1 RTM"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.imaginationtech.com/gpu-driver-vulnerabilities/","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-26T15:14:00.365000Z","label":"CVE published","source":null}]}