{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers/perf: hisi: hns3: Fix out-of-bound access when valid event group\n\nThe perf tool allows users to create event groups through following\ncmd [1], but the driver does not check whether the array index is out\nof bounds when writing data to the event_group array. If the number of\nevents in an event_group is greater than HNS3_PMU_MAX_HW_EVENTS, the\nmemory write overflow of event_group array occurs.\n\nAdd array index check to fix the possible array out of bounds violation,\nand return directly when write new events are written to array bounds.\n\nThere are 9 different events in an event_group.\n[1] perf stat -e '{pmu/event1/, ... ,pmu/event9/}"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/perf/hisilicon/hns3_pmu.c"
               ],
               "versions": [
                  {
                     "version": "66637ab137b4",
                     "lessThan": "3669baf30830",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "be1fa711e59c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "b5120d322763",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "aa2d3d678895",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "66637ab137b4",
                     "lessThan": "81bdd60a3d1d",
                     "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/perf/hisilicon/hns3_pmu.c"
               ],
               "versions": [
                  {
                     "version": "6.0",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.0",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.93",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.33",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.12",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.3",
                     "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/3669baf308308385a2ab391324abdde5682af5aa"
            },
            {
               "url": "https://git.kernel.org/stable/c/be1fa711e59c874d049f592aef1d4685bdd22bdf"
            },
            {
               "url": "https://git.kernel.org/stable/c/b5120d322763c15c978bc47beb3b6dff45624304"
            },
            {
               "url": "https://git.kernel.org/stable/c/aa2d3d678895c8eedd003f1473f87d3f06fe6ec7"
            },
            {
               "url": "https://git.kernel.org/stable/c/81bdd60a3d1d3b05e6cc6674845afb1694dd3a0e"
            }
         ],
         "title": "drivers/perf: hisi: hns3: Fix out-of-bound access when valid event group",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-38568",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}