Race condition leading to use after free vulnerability in blk_mq_tag_to_rq in Android kernel (A-63083046)

CVE-2015-9016 · MEDIUM Severity

AV:L/AC:M/AU:N/C:C/I:C/A:C

In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.

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