{"cve":"CVE-2026-68324","nvd":{"published":"2026-08-10T13:20:22.550","modified":"2026-08-19T17:20:42.567","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/intel: Fix out-of-bounds memset in dmar_latency_disable()\n\ndmar_latency_disable() intends to zero out only the single\nlatency_statistic entry for the given type, but the memset size was\ncomputed as sizeof(*lstat) * DMAR_LATENCY_NUM, which clears the entire\narray starting from &lstat[type].\n\nWhen type > 0, this writes beyond the end of the allocated array,\ncorrupting adjacent memory.\n\nFix by using sizeof(*lstat) to clear only the target entry.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/0e28ca1c3204b51068579defc904a0dfba5e5c57","https://git.kernel.org/stable/c/104d89cf5b01cb66ff975d91ed42f61b3904df53","https://git.kernel.org/stable/c/3078d82e7fe9048a2b90a992e71af7cd7ef881fa","https://git.kernel.org/stable/c/754f8efe45f87e3a9c6871b645b2f9d46d1b407b","https://git.kernel.org/stable/c/80f3605991461679c298ea2045c350ee3cf36de3"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:54.990491175+00:00"},"epss":{"cve":"CVE-2026-68324","score":0.00173,"percentile":0.0665,"date":"2026-10-31"},"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."]}