{"cve":"CVE-2026-63859","nvd":{"published":"2026-07-19T15:16:52.750","modified":"2026-10-21T13:19:16.947","status":"Undergoing Analysis","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: airoha: Add missing bits in airoha_qdma_cleanup_tx_queue()\n\nSimilar to airoha_qdma_cleanup_rx_queue(), reset DMA TX descriptors in\nairoha_qdma_cleanup_tx_queue routine. Moreover, reset TX_DMA_IDX to\nTX_CPU_IDX to notify the NIC the QDMA TX ring is empty.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/3309965fe44c00fd65af7cef5016e9e782c021a7","https://git.kernel.org/stable/c/7b86b4c7767e932f59cd23b31587b73a03cb1dfc","https://git.kernel.org/stable/c/9b5d56fe389d68ede080c716e6f10895facaf7db","https://git.kernel.org/stable/c/c0cfce4d76702dba9601a4020df1a0bc35806efc"],"products":[],"source":"nvd","synced_at":"2026-10-22T16:41:11.231219466+00:00"},"epss":{"cve":"CVE-2026-63859","score":0.00209,"percentile":0.10931,"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."]}