{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nr8169: Fix possible ring buffer corruption on fragmented Tx packets.\n\nAn issue was found on the RTL8125b when transmitting small fragmented\npackets, whereby invalid entries were inserted into the transmit ring\nbuffer, subsequently leading to calls to dma_unmap_single() with a null\naddress.\n\nThis was caused by rtl8169_start_xmit() not noticing changes to nr_frags\nwhich may occur when small packets are padded (to work around hardware\nquirks) in rtl8169_tso_csum_v2().\n\nTo fix this, postpone inspecting nr_frags until after any padding has been\napplied."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/net/ethernet/realtek/r8169_main.c"
               ],
               "versions": [
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "61c1c98e2607",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "b6d21cf40de1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "0c48185a9530",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "68222d7b4b72",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "078d5b7500d7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "54e7a0d11124",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9020845fb5d6",
                     "lessThan": "c71e3a5cffd5",
                     "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/ethernet/realtek/r8169_main.c"
               ],
               "versions": [
                  {
                     "version": "5.7",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.7",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.221",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.161",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.93",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.33",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.12",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.3",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/61c1c98e2607120ce9c3fa1bf75e6da909712b27"
            },
            {
               "url": "https://git.kernel.org/stable/c/b6d21cf40de103d63ae78551098a7c06af8c98dd"
            },
            {
               "url": "https://git.kernel.org/stable/c/0c48185a95309556725f818b82120bb74e9c627d"
            },
            {
               "url": "https://git.kernel.org/stable/c/68222d7b4b72aa321135cd453dac37f00ec41fd1"
            },
            {
               "url": "https://git.kernel.org/stable/c/078d5b7500d70af2de6b38e226b03f0b932026a6"
            },
            {
               "url": "https://git.kernel.org/stable/c/54e7a0d111240c92c0f02ceba6eb8f26bf6d6479"
            },
            {
               "url": "https://git.kernel.org/stable/c/c71e3a5cffd5309d7f84444df03d5b72600cc417"
            }
         ],
         "title": "r8169: Fix possible ring buffer corruption on fragmented Tx packets.",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-38586",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}