{"affected":[{"defaultStatus":"unaffected","product":"Core Temp","source":"CNA: jpcert","vendor":"ALCPU","versions":[{"lessThan":"1.21","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-109836","cwes":["CWE-782"],"description":"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.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":6.7,"severity":"medium","source":"CNA: jpcert","vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.0"},{"score":8.4,"severity":"high","source":"CNA: jpcert","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"},{"score":8.4,"severity":"high","source":"NVD: vultures@jpcert.or.jp","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0"},{"score":6.7,"severity":"medium","source":"NVD: vultures@jpcert.or.jp","vector":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.0"}],"modifiedAt":1793747845697,"publishedAt":1793746362855,"references":[{"source":"CNA: jpcert","tags":[],"url":"http://www.alcpu.com/CoreTemp"},{"source":"CNA: jpcert","tags":[],"url":"https://jvn.jp/en/jp/JVN23328936/"},{"source":"vultures@jpcert.or.jp","tags":[],"url":"http://www.alcpu.com/CoreTemp"},{"source":"vultures@jpcert.or.jp","tags":[],"url":"https://jvn.jp/en/jp/JVN23328936/"}],"remediation":[],"revision":"d85a2f7ee5ca6c11f6ed487ced179b2389c87028d32f427047d46f826abdc2eb","sources":[{"modifiedAt":1793746362855,"name":"CNA: jpcert","retrievedAt":1793748159200,"url":"https://www.cve.org/CVERecord?id=CVE-2026-109836"},{"modifiedAt":1793747845697,"name":"NVD","retrievedAt":1793751776202,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-109836"}],"ssvc":null,"status":"published","title":"CVE-2026-109836","updatedAt":1793751776202}