{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: spi-zynqmp-gqspi: fix use-after-free in zynqmp_qspi_exec_op\n\nWhen handling op->addr, it is using the buffer \"tmpbuf\" which has been\nfreed. This will trigger a use-after-free KASAN warning. Let's use\ntemporary variables to store op->addr.val and op->cmd.opcode to fix\nthis issue."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/spi/spi-zynqmp-gqspi.c"
               ],
               "versions": [
                  {
                     "version": "1c26372e5aa9",
                     "lessThan": "1231279389b5",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1c26372e5aa9",
                     "lessThan": "d67e0d6bd92e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1c26372e5aa9",
                     "lessThan": "23269ac9f123",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1c26372e5aa9",
                     "lessThan": "a2c5bedb2d55",
                     "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/spi/spi-zynqmp-gqspi.c"
               ],
               "versions": [
                  {
                     "version": "5.10",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.10",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.37",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.11.21",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.12.4",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/1231279389b5e638bc3b66b9741c94077aed4b5a"
            },
            {
               "url": "https://git.kernel.org/stable/c/d67e0d6bd92ebbb0294e7062bbf5cdc773764e62"
            },
            {
               "url": "https://git.kernel.org/stable/c/23269ac9f123eca3aea7682d3345c02e71ed696c"
            },
            {
               "url": "https://git.kernel.org/stable/c/a2c5bedb2d55dd27c642c7b9fb6886d7ad7bdb58"
            }
         ],
         "title": "spi: spi-zynqmp-gqspi: fix use-after-free in zynqmp_qspi_exec_op",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47048",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}