{
   "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: mxs-auart: add spinlock around changing cts state\n\nThe uart_handle_cts_change() function in serial_core expects the caller\nto hold uport->lock. For example, I have seen the below kernel splat,\nwhen the Bluetooth driver is loaded on an i.MX28 board.\n\n    [   85.119255] ------------[ cut here ]------------\n    [   85.124413] WARNING: CPU: 0 PID: 27 at /drivers/tty/serial/serial_core.c:3453 uart_handle_cts_change+0xb4/0xec\n    [   85.134694] Modules linked in: hci_uart bluetooth ecdh_generic ecc wlcore_sdio configfs\n    [   85.143314] CPU: 0 PID: 27 Comm: kworker/u3:0 Not tainted 6.6.3-00021-gd62a2f068f92 #1\n    [   85.151396] Hardware name: Freescale MXS (Device Tree)\n    [   85.156679] Workqueue: hci0 hci_power_on [bluetooth]\n    (...)\n    [   85.191765]  uart_handle_cts_change from mxs_auart_irq_handle+0x380/0x3f4\n    [   85.198787]  mxs_auart_irq_handle from __handle_irq_event_percpu+0x88/0x210\n    (...)"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/tty/serial/mxs-auart.c"
               ],
               "versions": [
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "56434e295bd4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "21535ef0ac19",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "0dc0637e6b16",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "479244d68f5d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "2c9b943e9924",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "5f40fd6ca2cf",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "94b0e65c75f4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4d90bb147ef6",
                     "lessThan": "54c4ec5f8c47",
                     "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/mxs-auart.c"
               ],
               "versions": [
                  {
                     "version": "3.18",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.18",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.313",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.275",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.216",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.158",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.88",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.29",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.8",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/56434e295bd446142025913bfdf1587f5e1970ad"
            },
            {
               "url": "https://git.kernel.org/stable/c/21535ef0ac1945080198fe3e4347ea498205c99a"
            },
            {
               "url": "https://git.kernel.org/stable/c/0dc0637e6b16158af85945425821bfd0151adb37"
            },
            {
               "url": "https://git.kernel.org/stable/c/479244d68f5d94f3903eced52b093c1e01ddb495"
            },
            {
               "url": "https://git.kernel.org/stable/c/2c9b943e9924cf1269e44289bc5e60e51b0f5270"
            },
            {
               "url": "https://git.kernel.org/stable/c/5f40fd6ca2cf0bfbc5a5c9e403dfce8ca899ba37"
            },
            {
               "url": "https://git.kernel.org/stable/c/94b0e65c75f4af888ab2dd6c90f060f762924e86"
            },
            {
               "url": "https://git.kernel.org/stable/c/54c4ec5f8c471b7c1137a1f769648549c423c026"
            }
         ],
         "title": "serial: mxs-auart: add spinlock around changing cts state",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-27000",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}