{"cve":"CVE-2025-40267","nvd":{"published":"2025-12-06T22:15:54.200","modified":"2026-10-15T20:10:00.197","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/rw: ensure allocated iovec gets cleared for early failure\n\nA previous commit reused the recyling infrastructure for early cleanup,\nbut this is not enough for the case where our internal caches have\noverflowed. If this happens, then the allocated iovec can get leaked if\nthe request is also aborted early.\n\nReinstate the previous forced free of the iovec for that situation.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/094c6467fe05e0de618c5a7fcff4d3ee20aeaef8","https://git.kernel.org/stable/c/d3c9c213c0b86ac5dd8fe2c53c24db20f1f510bc"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:16:40.427100871+00:00"},"epss":{"cve":"CVE-2025-40267","score":0.00172,"percentile":0.06555,"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."]}