cve/published/2022/CVE-2022-48927.json

{
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         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
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         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niio: adc: tsc2046: fix memory corruption by preventing array overflow\n\nOn one side we have indio_dev->num_channels includes all physical channels +\ntimestamp channel. On other side we have an array allocated only for\nphysical channels. So, fix memory corruption by ARRAY_SIZE() instead of\nnum_channels variable.\n\nNote the first case is a cleanup rather than a fix as the software\ntimestamp channel bit in active_scanmask is never set by the IIO core."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/iio/adc/ti-tsc2046.c"
               ],
               "versions": [
                  {
                     "version": "9374e8f5a38defe90bc65b2decf317c1c62d91dd",
                     "lessThan": "0cb9b2f73c182d242a640e512f4785c7c504512f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9374e8f5a38defe90bc65b2decf317c1c62d91dd",
                     "lessThan": "082d2c047b0d305bb0b6e9f9d671a09470e2db2d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9374e8f5a38defe90bc65b2decf317c1c62d91dd",
                     "lessThan": "b7a78a8adaa8849c02f174d707aead0f85dca0da",
                     "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/iio/adc/ti-tsc2046.c"
               ],
               "versions": [
                  {
                     "version": "5.14",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.14",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.15.26",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.16.12",
                     "lessThanOrEqual": "5.16.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.17",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "cpeApplicability": [
            {
               "nodes": [
                  {
                     "operator": "OR",
                     "negate": false,
                     "cpeMatch": [
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.14",
                           "versionEndExcluding": "5.15.26"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.14",
                           "versionEndExcluding": "5.16.12"
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                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.14",
                           "versionEndExcluding": "5.17"
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         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/0cb9b2f73c182d242a640e512f4785c7c504512f"
            },
            {
               "url": "https://git.kernel.org/stable/c/082d2c047b0d305bb0b6e9f9d671a09470e2db2d"
            },
            {
               "url": "https://git.kernel.org/stable/c/b7a78a8adaa8849c02f174d707aead0f85dca0da"
            }
         ],
         "title": "iio: adc: tsc2046: fix memory corruption by preventing array overflow",
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   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48927",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}