CWE-476

An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function copyString() located in gmem.cc. It allows an attacker to cause Denial of Service.

An issue was discovered in swftools through 20200710. A NULL pointer dereference exists in the function GString::~GString() located in GString.cc. It allows an attacker to cause Denial of Service.

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

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

There is a NULL pointer dereference in media/libcedarc/vdecoder of Allwinner R818 SoC Android Q SDK V1.0, which could cause a media crash (denial of service).