CVE-2022-36938

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Source

https://cve.org/CVERecord?id=CVE-2022-36938

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-36938.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2022-36938

Published

2022-11-10T00:00:00Z

Modified

2026-08-12T13:33:10Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

DexLoader function get_stringidx_fromdex() in Redex prior to commit 3b44c64 can load an out of bound address when loading the string index table, potentially allowing remote code execution during processing of a 3rd party Android APK file.

Database specific

{
    "cna_assigner": "facebook",
    "cwe_ids": [
        "CWE-125"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/36xxx/CVE-2022-36938.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "fixed": "3b44c64"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}

References

Affected packages

Git / github.com/facebook/redex

Affected ranges

Type

GIT

Repo

https://github.com/facebook/redex

Events

Introduced

Fixed

3b44c640346b77bfb7ef36e2413688dd460288d2

Database specific

Show details

{
    "source": "REFERENCES"
}

Affected versions

v1.*

v1.1.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-36938.json"

vanir_signatures

[
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "177910661925181941752688148644438945393",
                "249220321442325309033942983871564946740",
                "187854720454391115907995214234916729570",
                "104253921962812185286245934959302245729",
                "181986475796517449553315829491872791399",
                "314879030129633176182008407230254154162",
                "95845696118994499748079908062571616971",
                "165383393234662988824599750142236456709",
                "337006233898131201948608113667587183889",
                "320276635355040413562090943046278799634",
                "191126501076420063077693187672972407318"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2022-36938-b64dfaa4",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/facebook/redex/commit/3b44c640346b77bfb7ef36e2413688dd460288d2",
        "target": {
            "file": "libredex/DexLoader.cpp"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "function_hash": "292464291331006992722555593385468323157",
            "length": 1039
        },
        "id": "CVE-2022-36938-d3c57609",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/facebook/redex/commit/3b44c640346b77bfb7ef36e2413688dd460288d2",
        "target": {
            "file": "libredex/DexLoader.cpp",
            "function": "validate_dex_header"
        }
    }
]

vanir_signatures_modified

"2026-08-12T13:33:10Z"