{"cve":"CVE-2026-64170","nvd":{"published":"2026-07-19T16:17:59.163","modified":"2026-08-13T15:31:53.887","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: qup: fix error pointer deref after DMA setup failure\n\nThe driver falls back to PIO mode if DMA setup fails during probe.\n\nMake sure to the clear the DMA channel pointers on setup failure to\navoid dereferencing an error pointer (or attempting to release a channel\na second time) on later probe errors or 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:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/0bb3bd442f0bdad3932739a61dd6c580c9c1955e","https://git.kernel.org/stable/c/45760b72e84c1a1498f1a8a9047184c85299da20","https://git.kernel.org/stable/c/4bb4764f2c51f03f657a28029eb0595d8223aab5","https://git.kernel.org/stable/c/4f4051e9d644c371c50de4a042b85bba6727d5c3","https://git.kernel.org/stable/c/8f9b61d255b1e989b8913b06c8ebe0aba5e1b238"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:45:36.895656543+00:00"},"epss":{"cve":"CVE-2026-64170","score":0.00114,"percentile":0.01476,"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."]}