{"id":"CVE-2026-23665","aliases":["EUVD-2026-10586","GHSA-6m2p-x552-vxhp"],"status":"published","title":"Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0039,"percentile":0.3359,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122","CWE-787"],"published":"2026-03-10T17:05:16Z","modified":"2026-06-19T18:18:04Z","products":[{"vendor":"microsoft","product":"azure linux virtual machines with azure diagnostics extension"},{"vendor":"microsoft","product":"linux_diagnostic_extension"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23665","tags":["vendor-advisory","patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23665"},{"url":"https://github.com/advisories/GHSA-6m2p-x552-vxhp"}],"sources":{"cve":[{"id":"CVE-2026-23665","title":"Linux Azure Diagnostic extension (LAD) Elevation of Privilege Vulnerability","description":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-03-10T17:05:16.915Z","modified":"2026-06-19T18:18:04.828Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T13:42:15.603999Z"}],"euvd":[{"id":"EUVD-2026-10586","description":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-03-10T17:05:16Z","modified":"2026-06-19T18:18:04Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-02T18:20:35.26548Z"}],"ghsa":[{"id":"GHSA-6m2p-x552-vxhp","title":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to...","description":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-03-10T18:31:19Z","modified":"2026-03-18T18:31:13Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T15:06:41.700997Z"}],"nvd":[{"id":"CVE-2026-23665","description":"Heap-based buffer overflow in Azure Linux Virtual Machines allows an authorized attacker to elevate privileges locally.","status":"published","published":"2026-03-10T18:18:14.69Z","modified":"2026-06-17T10:21:55.093Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T14:12:08.279852Z"}]}}