{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "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": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/bridge/br_vlan.c"
               ],
               "versions": [
                  {
                     "version": "a580c76d534c",
                     "lessThan": "446ff1fc37c7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a580c76d534c",
                     "lessThan": "c5e216e880fa",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a580c76d534c",
                     "lessThan": "14be8d448fca",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "a580c76d534c",
                     "lessThan": "fd20d9738395",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/bridge/br_vlan.c"
               ],
               "versions": [
                  {
                     "version": "5.6",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.6",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.96",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.19",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.16.5",
                     "lessThanOrEqual": "5.16.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.17",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/446ff1fc37c74093e81db40811a07b5a19f1d797"
            },
            {
               "url": "https://git.kernel.org/stable/c/c5e216e880fa6f2cd9d4a6541269377657163098"
            },
            {
               "url": "https://git.kernel.org/stable/c/14be8d448fca6fe7b2a413831eedd55aef6c6511"
            },
            {
               "url": "https://git.kernel.org/stable/c/fd20d9738395cf8e27d0a17eba34169699fccdff"
            }
         ],
         "title": "net: bridge: vlan: fix memory leak in __allowed_ingress",
         "x_generator": {
            "engine": "bippy-7d53e8ef8be4"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48748",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}