{"schema_version":"1.9.0","id":"CVE-2022-48748","published":"2024-06-20T11:13:30.612Z","modified":"2026-08-12T03:51:10.604712378Z","related":["SUSE-SU-2024:2362-1","SUSE-SU-2024:2372-1","SUSE-SU-2024:2384-1","SUSE-SU-2024:2394-1","SUSE-SU-2024:2939-1"],"summary":"net: bridge: vlan: fix memory leak in __allowed_ingress","details":"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.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a580c76d534c7360ba68042b19cb255e8420e987"},{"fixed":"446ff1fc37c74093e81db40811a07b5a19f1d797"},{"fixed":"c5e216e880fa6f2cd9d4a6541269377657163098"},{"fixed":"14be8d448fca6fe7b2a413831eedd55aef6c6511"},{"fixed":"fd20d9738395cf8e27d0a17eba34169699fccdff"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48748.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.6.0"},{"fixed":"5.10.96"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.19"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"5.16.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48748.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511"},{"type":"WEB","url":"https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fd20d9738395cf8e27d0a17eba34169699fccdff"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48748.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48748"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48748.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}