cvelist/2017/8xxx/CVE-2017-8246.json

{
   "CVE_data_meta" : {
      "ASSIGNER" : "product-security@qualcomm.com",
      "ID" : "CVE-2017-8246",
      "STATE" : "PUBLIC"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
                     {
                        "product_name" : "Android for MSM, Firefox OS for MSM, QRD Android",
                        "version" : {
                           "version_data" : [
                              {
                                 "version_value" : "All Android releases from CAF using the Linux kernel"
                              }
                           ]
                        }
                     }
                  ]
               },
               "vendor_name" : "Qualcomm, Inc."
            }
         ]
      }
   },
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "In function msm_pcm_playback_close() in all Android releases from CAF using the Linux kernel, prtd is assigned substream->runtime->private_data. Later, prtd is freed. However, prtd is not sanitized and set to NULL, resulting in a dangling pointer. There are other functions that access the same memory (substream->runtime->private_data) with a NULL check, such as msm_pcm_volume_ctl_put(), which means this freed memory could be used."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "Use-After-Free in ALSA PCM Playback Kernel Module (CVE-2017-8246)"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "https://www.codeaurora.org/use-after-free-alsa-pcm-playback-kernel-module-cve-2017-8246",
            "refsource" : "CONFIRM",
            "url" : "https://www.codeaurora.org/use-after-free-alsa-pcm-playback-kernel-module-cve-2017-8246"
         },
         {
            "name" : "https://source.android.com/security/bulletin/2017-07-01",
            "refsource" : "CONFIRM",
            "url" : "https://source.android.com/security/bulletin/2017-07-01"
         }
      ]
   }
}