Privilege Escalation via Unvalidated VEN_IOCTL_GET_SEQUENCE_HDR ioctl Calls in Qualcomm Components on Nexus 7 (2013) Devices

CVE-2014-9880 · MEDIUM Severity

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

drivers/video/msm/vidc/common/enc/venc.c in the Qualcomm components in Android before 2016-08-05 on Nexus 7 (2013) devices does not validate VEN_IOCTL_GET_SEQUENCE_HDR ioctl calls, which allows attackers to gain privileges via a crafted application, aka Android internal bug 28769352 and Qualcomm internal bug CR556356.

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