{"cve":"CVE-2022-48748","nvd":{"published":"2024-06-20T12:15:13.047","modified":"2026-06-17T05:16:05.330","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: bridge: vlan: fix memory leak in __allowed_ingress\n\nWhen using per-vlan state, if vlan snooping and stats are disabled,\nuntagged or priority-tagged ingress frame will go to check pvid state.\nIf the port state is forwarding and the pvid state is not\nlearning/forwarding, untagged or priority-tagged frame will be dropped\nbut skb memory is not freed.\nShould free skb when __allowed_ingress returns false.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400"],"references":["https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511","https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797","https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098","https://git.kernel.org/stable/c/fd20d9738395cf8e27d0a17eba34169699fccdff","https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:00.836172422+00:00"},"epss":{"cve":"CVE-2022-48748","score":0.01128,"percentile":0.66362,"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."]}