PUB-A-242379731

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Import Source
https://storage.googleapis.com/android-osv/PUB-A-242379731.json
JSON Data
https://api.osv.dev/v1/vulns/PUB-A-242379731
Aliases
  • A-242379731
  • CVE-2023-21019
Published
2023-03-01T00:00:00Z
Modified
2025-07-09T15:01:02.758901Z
Summary
[none]
Details

In ih264einitprocctxt of ih264eprocess.c, there is a possible out of bounds read due to a heap buffer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.

References

Affected packages

Android / platform/external/libavc

Package

Name
platform/external/libavc

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/external/libavc/+/b483f22a2116159176fd03ed7a568f9e302f203f"
    ],
    "spl": "2023-03-01",
    "vanir_signatures": [
        {
            "target": {
                "file": "encoder/ih264e_process.c",
                "function": "ih264e_init_proc_ctxt"
            },
            "source": "https://android.googlesource.com/platform/external/libavc/+/b483f22a2116159176fd03ed7a568f9e302f203f",
            "deprecated": false,
            "signature_type": "Function",
            "match_only_versions": [
                "13"
            ],
            "signature_version": "v1",
            "id": "PUB-A-242379731-0b0d6e9e",
            "digest": {
                "function_hash": "53922224608566638613643830146895555373",
                "length": 8328.0
            }
        },
        {
            "target": {
                "file": "encoder/ih264e_process.c"
            },
            "source": "https://android.googlesource.com/platform/external/libavc/+/b483f22a2116159176fd03ed7a568f9e302f203f",
            "deprecated": false,
            "signature_type": "Line",
            "match_only_versions": [
                "13"
            ],
            "signature_version": "v1",
            "id": "PUB-A-242379731-4c31773a",
            "digest": {
                "line_hashes": [
                    "317348365968802645926055657853517096103",
                    "35923858614510586933455103361981984765",
                    "15555806429024276098886391266202489275",
                    "264738501771433032774869904023852601243",
                    "127520621231200570448469007008970638250",
                    "171648463880174391139856991903617969493",
                    "119226124241005177954213870869569693698",
                    "62569547380120008089584792299127698243",
                    "122080105024326281913783030686036393645",
                    "200553787908619173921698474389571158350",
                    "142602563298303179108384864935028015167",
                    "317539313946853749745098617516069278249"
                ],
                "threshold": 0.9
            }
        }
    ],
    "severity": "Moderate",
    "types": [
        "ID"
    ]
}