cve/published/2021/CVE-2021-47028.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmt76: mt7915: fix txrate reporting\n\nProperly check rate_info to fix unexpected reporting.\n\n[ 1215.161863] Call trace:\n[ 1215.164307]  cfg80211_calculate_bitrate+0x124/0x200 [cfg80211]\n[ 1215.170139]  ieee80211s_update_metric+0x80/0xc0 [mac80211]\n[ 1215.175624]  ieee80211_tx_status_ext+0x508/0x838 [mac80211]\n[ 1215.181190]  mt7915_mcu_get_rx_rate+0x28c/0x8d0 [mt7915e]\n[ 1215.186580]  mt7915_mac_tx_free+0x324/0x7c0 [mt7915e]\n[ 1215.191623]  mt7915_queue_rx_skb+0xa8/0xd0 [mt7915e]\n[ 1215.196582]  mt76_dma_cleanup+0x7b0/0x11d0 [mt76]\n[ 1215.201276]  __napi_poll+0x38/0xf8\n[ 1215.204668]  napi_workfn+0x40/0x80\n[ 1215.208062]  process_one_work+0x1fc/0x390\n[ 1215.212062]  worker_thread+0x48/0x4d0\n[ 1215.215715]  kthread+0x120/0x128\n[ 1215.218935]  ret_from_fork+0x10/0x1c"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/net/wireless/mediatek/mt76/mt7915/mcu.c"
               ],
               "versions": [
                  {
                     "version": "e57b7901469fc0b021930b83a8094baaf3d81b09",
                     "lessThan": "dfc8a71448c7d4fec38fb22bdc8a76d79c14b6da",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "e57b7901469fc0b021930b83a8094baaf3d81b09",
                     "lessThan": "4bd926e5ca88eac4d95eacb806b229f8729bc62e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "e57b7901469fc0b021930b83a8094baaf3d81b09",
                     "lessThan": "f43b941fd61003659a3f0e039595e5e525917aa8",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/net/wireless/mediatek/mt76/mt7915/mcu.c"
               ],
               "versions": [
                  {
                     "version": "5.8",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.8",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.11.21",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.12.4",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.8",
                           "versionEndExcluding": "5.11.21"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.8",
                           "versionEndExcluding": "5.12.4"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.8",
                           "versionEndExcluding": "5.13"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/dfc8a71448c7d4fec38fb22bdc8a76d79c14b6da"
            },
            {
               "url": "https://git.kernel.org/stable/c/4bd926e5ca88eac4d95eacb806b229f8729bc62e"
            },
            {
               "url": "https://git.kernel.org/stable/c/f43b941fd61003659a3f0e039595e5e525917aa8"
            }
         ],
         "title": "mt76: mt7915: fix txrate reporting",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47028",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}