{
   "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: 8250_port: Check IRQ data before use\n\nIn case the leaf driver wants to use IRQ polling (irq = 0) and\nIIR register shows that an interrupt happened in the 8250 hardware\nthe IRQ data can be NULL. In such a case we need to skip the wake\nevent as we came to this path from the timer interrupt and quite\nlikely system is already awake.\n\nWithout this fix we have got an Oops:\n\n    serial8250: ttyS0 at I/O 0x3f8 (irq = 0, base_baud = 115200) is a 16550A\n    ...\n    BUG: kernel NULL pointer dereference, address: 0000000000000010\n    RIP: 0010:serial8250_handle_irq+0x7c/0x240\n    Call Trace:\n     ? serial8250_handle_irq+0x7c/0x240\n     ? __pfx_serial8250_timeout+0x10/0x10"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/tty/serial/8250/8250_port.c"
               ],
               "versions": [
                  {
                     "version": "edfe57aedff4",
                     "lessThan": "ee5732caaffb",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "0bd49a043c79",
                     "lessThan": "c334650150c2",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "572d48361aa0",
                     "lessThan": "bf3c728e3692",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "d5d628fea5f6",
                     "lessThan": "e14afa4450cb",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "424cf2929635",
                     "lessThan": "2b837f13a818",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "727e92fe13e8",
                     "lessThan": "e14f68a48fd4",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "0ba9e3a13c6a",
                     "lessThan": "3345cc5f02f1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "0ba9e3a13c6a",
                     "lessThan": "cce7fc8b2996",
                     "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/8250/8250_port.c"
               ],
               "versions": [
                  {
                     "version": "6.4",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.4",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.327",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.296",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.258",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.198",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.134",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.56",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.5.6",
                     "lessThanOrEqual": "6.5.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/ee5732caaffba3a37e753fdb89b4958db9a61847"
            },
            {
               "url": "https://git.kernel.org/stable/c/c334650150c29234b0923476f51573ae1b2f252a"
            },
            {
               "url": "https://git.kernel.org/stable/c/bf3c728e3692cc6d998874f0f27d433117348742"
            },
            {
               "url": "https://git.kernel.org/stable/c/e14afa4450cb7e4cf93e993a765801203d41d014"
            },
            {
               "url": "https://git.kernel.org/stable/c/2b837f13a818f96304736453ac53b66a70aaa4f2"
            },
            {
               "url": "https://git.kernel.org/stable/c/e14f68a48fd445a083ac0750fafcb064df5f18f7"
            },
            {
               "url": "https://git.kernel.org/stable/c/3345cc5f02f1fb4c4dcb114706f2210d879ab933"
            },
            {
               "url": "https://git.kernel.org/stable/c/cce7fc8b29961b64fadb1ce398dc5ff32a79643b"
            }
         ],
         "title": "serial: 8250_port: Check IRQ data before use",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2023-52567",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}