{"id":"CVE-2022-50048","summary":"netfilter: nf_tables: possible module reference underflow in error path","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: possible module reference underflow in error path\n\ndst-\u003eops is set on when nft_expr_clone() fails, but module refcount has\nnot been bumped yet, therefore nft_expr_destroy() leads to module\nreference underflow.","modified":"2026-04-02T08:28:10.850581Z","published":"2025-06-18T11:01:48.893Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50048.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1e52e6cfec6342c3d0df47dc3a76724fb3dabf56"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b59bee8b05b0e789b5a298cacb09e8aaa3367a29"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c485c35ff6783ccd12c160fcac6a0e504e83e0bf"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50048.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-50048"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8cfd9b0f8515e7c361bba27e2a2684cbd427fe01"},{"fixed":"b59bee8b05b0e789b5a298cacb09e8aaa3367a29"},{"fixed":"1e52e6cfec6342c3d0df47dc3a76724fb3dabf56"},{"fixed":"c485c35ff6783ccd12c160fcac6a0e504e83e0bf"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50048.json"}}],"schema_version":"1.7.5"}