CVE-2021-38786

Summary of CVE-2021-38786 (Allwinner R818): There is a NULL pointer dereference in the media/libcedarc/vdecoder component of the Allwinner R818 SoC Android Q SDK V1.0, which can lead to a media crash and a denial of service. This is documented across multiple sources (NVD, Red Hat, CVE listing) w...

CVE-2021-38784

There is a NULL pointer dereference in the syscall openexec function of Allwinner R818 SoC Android Q SDK V1.0 that could executable a malicious file to cause a system crash...

CVE-2021-38785

There is a NULL pointer deference in the Allwinner R818 SoC Android Q SDK V1.0 camera driver /dev/cedardev that could use the ioctl cmd IOCTLGETIOMMUADDR to cause a system crash...

Null pointer dereference

There is a NULL pointer deference in the Allwinner R818 SoC Android Q SDK V1.0 camera driver /dev/cedardev that could use the ioctl cmd IOCTLGETIOMMUADDR to cause a system crash...

CVE-2021-38784

There is a NULL pointer dereference in the syscall openexec function of Allwinner R818 SoC Android Q SDK V1.0 that could executable a malicious file to cause a system crash...

CVE-2021-38784

CVE-2021-38784 affects Allwinner R818 SoC Android Q SDK V1.0. A NULL pointer dereference in the syscall open_exec function could allow a malicious file to trigger a system crash. This is described across multiple sources in the provided documents, which confirm the underlying cause as a NULL poin...

CVE-2021-38783

CVE-2021-38783 affects the Allwinner R818 SoC Android Q SDK V1.0 camera driver, exposing /dev/cedar_dev to iotcl IOCTL_SET_PROC_INFO and IOCTL_COPY_PROC_INFO. The root cause is an out-of-bounds write in the driver, which can cause a system crash or privilege escalation. Provided documents do not ...

CVE-2021-38783

There is a Out-of-Bound Write in the Allwinner R818 SoC Android Q SDK V1.0 camera driver "/dev/cedardev" through iotcl cmd IOCTLSETPROCINFO and IOCTLCOPYPROCINFO, which could cause a system crash or EoP...

Allwinner Technology R818 缓冲区错误漏洞

The Allwinner Technology R818 is a quad-core intelligent voice with screen chip from Allwinner Technology Zhuhai, China. The Allwinner Technology R818 SoC Android Q SDK V1.0 suffers from a buffer error vulnerability that could lead to a system crash or EoP...