{"cve":"CVE-2022-50213","nvd":{"published":"2025-06-18T11:15:52.197","modified":"2026-08-04T10:18:07.253","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: do not allow SET_ID to refer to another table\n\nWhen doing lookups for sets on the same batch by using its ID, a set from a\ndifferent table can be used.\n\nThen, when the table is removed, a reference to the set may be kept after\nthe set is freed, leading to a potential use-after-free.\n\nWhen looking for sets by ID, use the table that was used for the lookup by\nname, and only return sets belonging to that same table.\n\nThis fixes CVE-2022-2586, also reported as ZDI-CAN-17470.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-416"],"references":["https://git.kernel.org/stable/c/0d07039397527361850c554c192e749cfc879ea9","https://git.kernel.org/stable/c/1a4b18b1ff11ba26f9a852019d674fde9d1d1cff","https://git.kernel.org/stable/c/470ee20e069a6d05ae549f7d0ef2bdbcee6a81b2","https://git.kernel.org/stable/c/77d3b5038b7462318f5183e2ad704b01d57215a2","https://git.kernel.org/stable/c/f4fa03410f7c5f5bd8f90e9c11e9a8c4b526ff6f"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2022-50213","score":0.00242,"percentile":0.15378,"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."]}