PUB-A-248085351

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-248085351.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-248085351
Aliases
  • A-248085351
  • CVE-2023-21032
Published
2023-03-01T00:00:00Z
Modified
2026-09-14T15:29:34Z
Summary
[none]
Details

In _ufdt_output_node_to_fdt of ufdt_convert.c, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/system/libufdt

Package

Name
platform/system/libufdt

Affected ranges

Type
ECOSYSTEM
Events
Introduced
13:0
Fixed
13:2023-03-01

Affected versions

Other
13

Ecosystem specific 

{
    "fixes": [
        "https://android.googlesource.com/platform/system/libufdt/+/b70383d8af4586a5fa8b16b54c43454bf155c215"
    ],
    "severity": "Moderate",
    "spl": "2023-03-01",
    "types": [
        "ID"
    ],
    "vanir_signatures": [
        {
            "deprecated": false,
            "digest": {
                "line_hashes": [
                    "185996014945940549936661149226636308853",
                    "33760819164134696779677180225239044425",
                    "8661123515658004340251122499297930676",
                    "127870674633992435070714280942576474328",
                    "62113322542557763581533776596464778371",
                    "172310728119040866969902223522134157238",
                    "135259040793266689830984966664586614446"
                ],
                "threshold": 0.9
            },
            "id": "PUB-A-248085351-6ce58280",
            "signature_type": "Line",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/libufdt/+/b70383d8af4586a5fa8b16b54c43454bf155c215",
            "target": {
                "file": "ufdt_convert.c"
            }
        },
        {
            "deprecated": false,
            "digest": {
                "function_hash": "124461904035609904842238398409321041694",
                "length": 436
            },
            "id": "PUB-A-248085351-96388e20",
            "signature_type": "Function",
            "signature_version": "v1",
            "source": "https://android.googlesource.com/platform/system/libufdt/+/b70383d8af4586a5fa8b16b54c43454bf155c215",
            "target": {
                "file": "ufdt_convert.c",
                "function": "ufdt_from_fdt"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/PUB-A-248085351.json"