In GetResolvedMethod of entrypoint_utils-inl.h, there is a possible use after free due to a stale cache. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
{
"vanir_signatures": [
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"235881377265982734315241633510260354216",
"270239985225514015884504015035684228793",
"10059235942065569592591306243256186506"
]
},
"id": "ASB-A-222166527-0c3d0612",
"deprecated": false,
"signature_version": "v1",
"signature_type": "Line",
"source": "https://android.googlesource.com/platform/art/+/1ee0290eed24868826ad99678cc58eee425ecba8",
"target": {
"file": "runtime/class_linker.cc"
}
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"71407768609025779943647605851062947084",
"231448601979646057492220449142490098289",
"101004473502411423060817344107809267897",
"4666280352048265623534093757599548744"
]
},
"id": "ASB-A-222166527-35e81c35",
"deprecated": false,
"target": {
"file": "runtime/class_linker.h"
},
"signature_type": "Line",
"match_only_versions": [
"13"
],
"source": "https://android.googlesource.com/platform/art/+/1ee0290eed24868826ad99678cc58eee425ecba8",
"signature_version": "v1"
},
{
"digest": {
"threshold": 0.9,
"line_hashes": [
"224633646189388580329569994623457295844",
"180255055740417429932114057942854935580",
"153984034873157555044294756773927580993",
"218043941733532718263172998565117627125"
]
},
"id": "ASB-A-222166527-3b5aba53",
"deprecated": false,
"target": {
"file": "runtime/native/dalvik_system_DexFile.cc"
},
"signature_type": "Line",
"match_only_versions": [
"13"
],
"source": "https://android.googlesource.com/platform/art/+/1ee0290eed24868826ad99678cc58eee425ecba8",
"signature_version": "v1"
},
{
"digest": {
"length": 1123.0,
"function_hash": "310321501238726500791910867729928366774"
},
"id": "ASB-A-222166527-e2dc99f3",
"deprecated": false,
"target": {
"function": "DexFile_closeDexFile",
"file": "runtime/native/dalvik_system_DexFile.cc"
},
"signature_type": "Function",
"match_only_versions": [
"13"
],
"source": "https://android.googlesource.com/platform/art/+/1ee0290eed24868826ad99678cc58eee425ecba8",
"signature_version": "v1"
}
],
"fixes": [
"https://android.googlesource.com/platform/art/+/1ee0290eed24868826ad99678cc58eee425ecba8"
],
"types": [
"ID"
],
"spl": "2022-12-01",
"severity": "High"
}