In crus_sp_shared_ioctl we first copy 4 bytes from userdata into “size” variable, and then use that variable as the size parameter for “copy_from_user”, ending up overwriting memory following “crus_sp_hdr”. “crus_sp_hdr” is a static variable, of type “struct crus_sp_ioctl_header”.Product: AndroidVersions: Android kernelAndroid ID: A-135129430
[
{
"product": "Android",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "Android kernel"
}
]
}
]