{"cve":"CVE-2026-64221","nvd":{"published":"2026-07-24T16:16:49.923","modified":"2026-08-11T18:25:02.363","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: ti-qspi: fix use-after-free after DMA setup failure\n\nThe driver falls back to PIO mode if DMA setup fails during probe.\n\nMake sure to clear the DMA channel pointer also if buffer allocation\nfails to avoid passing a pointer to the released channel to the DMA\nengine (or trying to free the channel a second time on late probe errors\nor driver unbind).\n\nThis issue was flagged by Sashiko when reviewing a devres allocation\nconversion patch.","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-416"],"references":["https://git.kernel.org/stable/c/178b9b570c0f75fa7e691490520328b20d19138e","https://git.kernel.org/stable/c/1cd927002120678bd5d23c760246639caa53040e","https://git.kernel.org/stable/c/3bbbe7ae3fdada0df4157c1ffe989f92dfa8dcd6","https://git.kernel.org/stable/c/9c6f306a8140962c7284197db54b96fdb5f468d6","https://git.kernel.org/stable/c/d6f422b122922d1abee907d673bcc990e5f3672d"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:46:40.600842820+00:00"},"epss":{"cve":"CVE-2026-64221","score":0.00126,"percentile":0.02274,"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."]}