{"cve":"CVE-2026-98321","nvd":{"published":"2026-10-06T09:18:24.117","modified":"2026-10-19T10:18:34.267","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_nat: unregister and release hooks on error\n\nIf nf_hook_entries_insert_raw() fails, the NAT hooks get never released,\nresulting in a memleak.\n\nPostpone setting nat_proto_net->nat_hook_ops when the hooks are\nregistered to simplify the error path to decide whether the nat hooks\nneed unwinding.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/79084567cd082fb4482e1ea457580e7d6504dd99","https://git.kernel.org/stable/c/cbdd39ce42530a193c56beb206a3356cb6d01016","https://git.kernel.org/stable/c/df80342f4bfc023ad7d6703df5e27f583ff0cb8d"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:57:46.668721662+00:00"},"epss":{"cve":"CVE-2026-98321","score":0.00173,"percentile":0.0673,"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."]}