ASB-A-233604485

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Import Source
https://storage.googleapis.com/android-osv/ASB-A-233604485.json
JSON Data
https://api.osv.dev/v1/vulns/ASB-A-233604485
Aliases
  • A-233604485
  • CVE-2022-20447
Published
2022-11-01T00:00:00Z
Modified
2026-09-30T15:38:47Z
Summary
[none]
Details

In PAN_WriteBuf of pan_api.cc, there is a possible out of bounds read due to a use after free. This could lead to remote information disclosure over Bluetooth with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/packages/modules/Bluetooth

Package

Name
platform/packages/modules/Bluetooth

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2022-11-01

Affected versions

Other
13

Ecosystem specific 

{
    "fixes":  [
        "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/ca6cac4996a2a8c5369c646648ccbc49e29658c6"
    ],
    "severity":  "High",
    "spl":  "2022-11-01",
    "types":  [
        "ID"
    ],
    "vanir_signatures":  [
        {
            "deprecated":  false,
            "digest":  {
                "function_hash":  "260155697083554976185382983585275213635",
                "length":  2394
            },
            "id":  "ASB-A-233604485-03911f49",
            "signature_type":  "Function",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/ca6cac4996a2a8c5369c646648ccbc49e29658c6",
            "target":  {
                "file":  "system/stack/pan/pan_api.cc",
                "function":  "PAN_WriteBuf"
            }
        },
        {
            "deprecated":  false,
            "digest":  {
                "line_hashes":  [
                    "77851397837939799812362560667270571489",
                    "314643240867363058235971608764278022327",
                    "130519389022366491175327310431791576712",
                    "52597213690214837673138779270240458075",
                    "182103903040077742802185255543840185871",
                    "295429756343597966789740385567396952209",
                    "236418432111869677280663840886808248516"
                ],
                "threshold":  0.9
            },
            "id":  "ASB-A-233604485-ea810b08",
            "signature_type":  "Line",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/packages/modules/Bluetooth/+/ca6cac4996a2a8c5369c646648ccbc49e29658c6",
            "target":  {
                "file":  "system/stack/pan/pan_api.cc"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/ASB-A-233604485.json"