{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: venus: fix use after free bug in venus_remove due to race condition\n\nin venus_probe, core->work is bound with venus_sys_error_handler, which is\nused to handle error. The code use core->sys_err_done to make sync work.\nThe core->work is started in venus_event_notify.\n\nIf we call venus_remove, there might be an unfished work. The possible\nsequence is as follows:\n\nCPU0                  CPU1\n\n                     |venus_sys_error_handler\nvenus_remove         |\nhfi_destroy\t \t\t |\nvenus_hfi_destroy\t |\nkfree(hdev);\t     |\n                     |hfi_reinit\n\t\t\t\t\t |venus_hfi_queues_reinit\n                     |//use hdev\n\nFix it by canceling the work in venus_remove."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/media/platform/qcom/venus/core.c"
               ],
               "versions": [
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "60b6968341a6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "bf6be32e2d39",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "2a541fcc0bd2",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "b0686aedc5f1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "d925e9f7fb5a",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "10941d4f99a5",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "af2c3834c8ca",
                     "lessThan": "c5a85ed88e04",
                     "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/media/platform/qcom/venus/core.c"
               ],
               "versions": [
                  {
                     "version": "4.13",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "4.13",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.227",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.168",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.113",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.55",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10.14",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.11.3",
                     "lessThanOrEqual": "6.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.12-rc1",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/60b6968341a6dd5353554f3e72db554693a128a5"
            },
            {
               "url": "https://git.kernel.org/stable/c/bf6be32e2d39f6301ff1831e249d32a8744ab28a"
            },
            {
               "url": "https://git.kernel.org/stable/c/2a541fcc0bd2b05a458e9613376df1289ec11621"
            },
            {
               "url": "https://git.kernel.org/stable/c/b0686aedc5f1343442d044bd64eeac7e7a391f4e"
            },
            {
               "url": "https://git.kernel.org/stable/c/d925e9f7fb5a2dbefd1a73fc01061f38c7becd4c"
            },
            {
               "url": "https://git.kernel.org/stable/c/10941d4f99a5a34999121b314afcd9c0a1c14f15"
            },
            {
               "url": "https://git.kernel.org/stable/c/c5a85ed88e043474161bbfe54002c89c1cb50ee2"
            }
         ],
         "title": "media: venus: fix use after free bug in venus_remove due to race condition",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-49981",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}