{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nptp: fix integer overflow in max_vclocks_store\n\nOn 32bit systems, the \"4 * max\" multiply can overflow.  Use kcalloc()\nto do the allocation to prevent this."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/ptp/ptp_sysfs.c"
               ],
               "versions": [
                  {
                     "version": "44c494c8e30e",
                     "lessThan": "4b03da87d0b7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "44c494c8e30e",
                     "lessThan": "d50d62d5e6ee",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "44c494c8e30e",
                     "lessThan": "666e934d749e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "44c494c8e30e",
                     "lessThan": "e1fccfb4638e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "44c494c8e30e",
                     "lessThan": "81d23d2a2401",
                     "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/ptp/ptp_sysfs.c"
               ],
               "versions": [
                  {
                     "version": "5.14",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.14",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.162",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.96",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.36",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.7",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/4b03da87d0b7074c93d9662c6e1a8939f9b8b86e"
            },
            {
               "url": "https://git.kernel.org/stable/c/d50d62d5e6ee6aa03c00bddb91745d0b632d3b0f"
            },
            {
               "url": "https://git.kernel.org/stable/c/666e934d749e50a37f3796caaf843a605f115b6f"
            },
            {
               "url": "https://git.kernel.org/stable/c/e1fccfb4638ee6188377867f6015d0ce35764a8e"
            },
            {
               "url": "https://git.kernel.org/stable/c/81d23d2a24012e448f651e007fac2cfd20a45ce0"
            }
         ],
         "title": "ptp: fix integer overflow in max_vclocks_store",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-40994",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}