{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: max3100: Lock port->lock when calling uart_handle_cts_change()\n\nuart_handle_cts_change() has to be called with port lock taken,\nSince we run it in a separate work, the lock may not be taken at\nthe time of running. Make sure that it's taken by explicitly doing\nthat. Without it we got a splat:\n\n  WARNING: CPU: 0 PID: 10 at drivers/tty/serial/serial_core.c:3491 uart_handle_cts_change+0xa6/0xb0\n  ...\n  Workqueue: max3100-0 max3100_work [max3100]\n  RIP: 0010:uart_handle_cts_change+0xa6/0xb0\n  ...\n   max3100_handlerx+0xc5/0x110 [max3100]\n   max3100_work+0x12a/0x340 [max3100]"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/tty/serial/max3100.c"
               ],
               "versions": [
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "44b38924135d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "ea9b35372b58",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "cc121e3722a0",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "78dbda51bb42",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "8296bb9e5925",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "93df2fba6c7d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "865b30c86619",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7831d56b0a35",
                     "lessThan": "77ab53371a20",
                     "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/tty/serial/max3100.c"
               ],
               "versions": [
                  {
                     "version": "2.6.30",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "2.6.30",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.316",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.278",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.219",
                     "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": "6.9.4",
                     "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/44b38924135d2093e2ec1812969464845dd66dc9"
            },
            {
               "url": "https://git.kernel.org/stable/c/ea9b35372b58ac2931bfc1d5bc25e839d1221e30"
            },
            {
               "url": "https://git.kernel.org/stable/c/cc121e3722a0a2c8f716ef991e5425b180a5fb94"
            },
            {
               "url": "https://git.kernel.org/stable/c/78dbda51bb4241b88a52d71620f06231a341f9ba"
            },
            {
               "url": "https://git.kernel.org/stable/c/8296bb9e5925b6634259c5d4daee88f0cc0884ec"
            },
            {
               "url": "https://git.kernel.org/stable/c/93df2fba6c7dfa9a2f08546ea9a5ca4728758458"
            },
            {
               "url": "https://git.kernel.org/stable/c/865b30c8661924ee9145f442bf32cea549faa869"
            },
            {
               "url": "https://git.kernel.org/stable/c/77ab53371a2066fdf9b895246505f5ef5a4b5d47"
            }
         ],
         "title": "serial: max3100: Lock port->lock when calling uart_handle_cts_change()",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-38634",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}