{"containers":{"cna":{"affected":[{"product":"Android for MSM, Firefox OS for MSM, QRD Android","vendor":"Qualcomm, Inc.","versions":[{"status":"affected","version":"All Android releases from CAF using the Linux kernel"}]}],"datePublic":"2017-05-01T00:00:00.000Z","descriptions":[{"lang":"en","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."}],"problemTypes":[{"descriptions":[{"description":"Use-After-Free in ALSA PCM Playback Kernel Module (CVE-2017-8246)","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2017-07-12T15:57:01.000Z","orgId":"2cfc7d3e-20d3-47ac-8db7-1b7285aff15f","shortName":"qualcomm"},"references":[{"tags":["x_refsource_CONFIRM"],"url":"https://source.android.com/security/bulletin/2017-07-01"},{"tags":["x_refsource_CONFIRM"],"url":"https://www.codeaurora.org/use-after-free-alsa-pcm-playback-kernel-module-cve-2017-8246"}],"x_legacyV4Record":{"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://source.android.com/security/bulletin/2017-07-01","refsource":"CONFIRM","url":"https://source.android.com/security/bulletin/2017-07-01"},{"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"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-05T16:27:23.233Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://source.android.com/security/bulletin/2017-07-01"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://www.codeaurora.org/use-after-free-alsa-pcm-playback-kernel-module-cve-2017-8246"}]}]},"cveMetadata":{"assignerOrgId":"2cfc7d3e-20d3-47ac-8db7-1b7285aff15f","assignerShortName":"qualcomm","cveId":"CVE-2017-8246","datePublished":"2017-05-12T20:00:00.000Z","dateReserved":"2017-04-25T00:00:00.000Z","dateUpdated":"2024-08-05T16:27:23.233Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}