In gatt_process_prep_write_rsp of gatt_cl.cc, there is a possible privilege escalation due to a use after free. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation.
[
{
"vendor": "Google",
"product": "Android",
"versions": [
{
"version": "13",
"status": "affected"
},
{
"version": "12L",
"status": "affected"
},
{
"version": "12",
"status": "affected"
},
{
"version": "11",
"status": "affected"
}
],
"defaultStatus": "unaffected"
}
]