{"cve":"CVE-2026-72066","nvd":{"published":"2026-08-15T06:21:16.203","modified":"2026-10-19T22:17:25.407","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncpu: hotplug: Bound hotplug states sysfs output\n\nstates_show() adds CPU hotplug state names into a single sysfs buffer\nusing sprintf(). With enough registered states, this can write past the\nend of the PAGE_SIZE buffer.\n\nUse sysfs_emit_at() so output is bounded.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-120"],"references":["https://git.kernel.org/stable/c/2408be459c70ef4250da1a9e50f5478e6b250d61","https://git.kernel.org/stable/c/27481cf4365a6ff5c9be3590143e7ed434000266","https://git.kernel.org/stable/c/61a73a123ac7a7fbc57382531f8cb7092d569aba","https://git.kernel.org/stable/c/631d53102da9f469c96b882b770336bec095b833","https://git.kernel.org/stable/c/6cb15b81ff545840048fb0e1a6e827d560dbf367"],"products":[],"source":"nvd","synced_at":"2026-10-21T03:56:58.798400159+00:00"},"epss":{"cve":"CVE-2026-72066","score":0.00177,"percentile":0.07183,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}