{"cve":"CVE-2022-49809","nvd":{"published":"2025-05-01T15:16:04.237","modified":"2026-06-17T05:19:11.893","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/x25: Fix skb leak in x25_lapb_receive_frame()\n\nx25_lapb_receive_frame() using skb_copy() to get a private copy of\nskb, the new skb should be freed in the undersized/fragmented skb\nerror handling path. Otherwise there is a memory leak.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-401"],"references":["https://git.kernel.org/stable/c/0ef17d966445358a55c5f4ccf2c73cca3e39192b","https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce","https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a","https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da","https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:22.920403922+00:00"},"epss":{"cve":"CVE-2022-49809","score":0.00202,"percentile":0.10223,"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."]}