{"id":"CVE-2026-109836","title":"The Core Temp kernel driver provided by ALCPU is vulnerable to insufficient access control in an exposed IOCTL, which may allow physical memory to be read or written.","summary":"The Core Temp kernel driver provided by ALCPU is vulnerable to insufficient access control in an exposed IOCTL, which may allow physical memory to be read or written.","severity":"medium","cvss":6.7,"cvssVector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-782"],"vendor":"ALCPU","product":"Core Temp","affected":["core_temp < 1.21"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-11-06T19:08:24.682563Z"},"published":"2026-11-03","updated":"2026-11-06","sourceUpdated":"2026-11-06T19:08:38.663Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109836","references":[{"url":"http://www.alcpu.com/CoreTemp"},{"url":"https://jvn.jp/en/jp/JVN23328936/"}],"tags":["cve.org"],"epss":0.00122,"epssPercentile":0.01998,"ingestedAt":"2026-11-05T20:33:06.611Z","slug":"CVE-2026-109836","body":"## Overview\n\nThe Core Temp kernel driver provided by ALCPU is vulnerable to insufficient access control in an exposed IOCTL, which may allow physical memory to be read or written.\n\n## Affected\n\n- `core_temp < 1.21`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":37,"depthScoreParts":{"impact":36.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}