PUB-A-238083570

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-238083570.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-238083570
Aliases
  • A-238083570
  • CVE-2022-20542
Published
2023-03-01T00:00:00Z
Modified
2026-09-21T16:00:45Z
Summary
[none]
Details

In parseParamsBlob of types.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/frameworks/av

Package

Name
platform/frameworks/av

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/frameworks/av/+/1f59b3e32a06666f590042c761546dbfa80df932"
    ],
    "severity":  "Moderate",
    "spl":  "2023-03-01",
    "types":  [
        "EoP"
    ],
    "vanir_signatures":  [
        {
            "deprecated":  false,
            "digest":  {
                "function_hash":  "252502464064434233495811951658030999305",
                "length":  481
            },
            "id":  "PUB-A-238083570-6500d898",
            "match_only_versions":  [
                "13"
            ],
            "signature_type":  "Function",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/frameworks/av/+/1f59b3e32a06666f590042c761546dbfa80df932",
            "target":  {
                "file":  "media/codec2/hidl/1.0/utils/types.cpp",
                "function":  "parseParamsBlob"
            }
        },
        {
            "deprecated":  false,
            "digest":  {
                "line_hashes":  [
                    "187384034938616907142588961231010095845",
                    "123902100531512324080830392597044018823",
                    "162078438064874198275533356012704469955",
                    "73966707457518485861012062630462529335",
                    "337231762992019579061714404053651099515",
                    "75842530102443661316210944975280739288",
                    "85990540839383729694221733510102659370",
                    "203557918256241259412526865779308668877",
                    "4757882590155588469858335792248449012",
                    "285436997933295092510802401065878285350"
                ],
                "threshold":  0.9
            },
            "id":  "PUB-A-238083570-d7fd1e74",
            "match_only_versions":  [
                "13"
            ],
            "signature_type":  "Line",
            "signature_version":  "v1",
            "source":  "https://android.googlesource.com/platform/frameworks/av/+/1f59b3e32a06666f590042c761546dbfa80df932",
            "target":  {
                "file":  "media/codec2/hidl/1.0/utils/types.cpp"
            }
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/android-osv/PUB-A-238083570.json"