{"cve":"CVE-2026-97412","nvd":{"published":"2026-09-24T17:17:18.847","modified":"2026-10-21T13:21:09.400","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npds_core: quiesce DMA before freeing resources\n\npdsc_teardown() frees DMA buffers but does not disable bus mastering,\nleaving the device able to perform DMA after the buffers are freed.\nThis can lead to use-after-free if the device writes to freed memory.\n\nAdd pci_clear_master() to pdsc_teardown() to disable bus mastering\nbefore freeing resources, ensuring all DMA is quiesced.\n\nAdd pci_set_master() to pdsc_setup() to re-enable bus mastering,\nwhich is needed for the firmware recovery path since pdsc_teardown()\nnow disables it.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/6443f4f20bdae726fe01cf5946fba9742a0ffda6","https://git.kernel.org/stable/c/84fc3f30b87e06a11d1807cd385603522610ed40","https://git.kernel.org/stable/c/9eee6b90bee3df496ed9094d9e76d5e478d72d0a","https://git.kernel.org/stable/c/cc8beb70e70fc90e54efdbc1128cf7de799e6be4"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-97412","score":0.00168,"percentile":0.06164,"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."]}