cve/published/2022/CVE-2022-49267.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmmc: core: use sysfs_emit() instead of sprintf()\n\nsprintf() (still used in the MMC core for the sysfs output) is vulnerable\nto the buffer overflow.  Use the new-fangled sysfs_emit() instead.\n\nFound by Linux Verification Center (linuxtesting.org) with the SVACE static\nanalysis tool."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/mmc/core/bus.c",
                  "drivers/mmc/core/bus.h",
                  "drivers/mmc/core/mmc.c",
                  "drivers/mmc/core/sd.c",
                  "drivers/mmc/core/sdio.c",
                  "drivers/mmc/core/sdio_bus.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     "lessThan": "659ca56b5415c7a1d05e185c36fad80ba165d063",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     "lessThan": "c4ab65738ab3e21fe519ee46b2051222bc8e32ef",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2",
                     "lessThan": "f5d8a5fe77ce933f53eb8f2e22bb7a1a2019ea11",
                     "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/mmc/core/bus.c",
                  "drivers/mmc/core/bus.h",
                  "drivers/mmc/core/mmc.c",
                  "drivers/mmc/core/sd.c",
                  "drivers/mmc/core/sdio.c",
                  "drivers/mmc/core/sdio_bus.c"
               ],
               "versions": [
                  {
                     "version": "5.16.19",
                     "lessThanOrEqual": "5.16.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.17.2",
                     "lessThanOrEqual": "5.17.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.18",
                     "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:*:*:*:*:*:*:*:*",
                           "versionEndExcluding": "5.16.19"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionEndExcluding": "5.17.2"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionEndExcluding": "5.18"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/659ca56b5415c7a1d05e185c36fad80ba165d063"
            },
            {
               "url": "https://git.kernel.org/stable/c/c4ab65738ab3e21fe519ee46b2051222bc8e32ef"
            },
            {
               "url": "https://git.kernel.org/stable/c/f5d8a5fe77ce933f53eb8f2e22bb7a1a2019ea11"
            }
         ],
         "title": "mmc: core: use sysfs_emit() instead of sprintf()",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-49267",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}