CVE-2016-5769

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Source
https://nvd.nist.gov/vuln/detail/CVE-2016-5769
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2016-5769.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2016-5769
Downstream
Related
Published
2016-08-07T10:59:17Z
Modified
2025-09-19T08:28:41.104248Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Multiple integer overflows in mcrypt.c in the mcrypt extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allow remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted length value, related to the (1) mcryptgeneric and (2) mdecryptgeneric functions.

References

Affected packages

Git / github.com/php/php-src

Affected ranges

Type
GIT
Repo
https://github.com/php/php-src
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
6c5211a0cef0cc2854eaa387e0eb036e012904d0

Affected versions

Other

NEWS
NEWS-cvs2svn

php-5.*

php-5.3.23RC1
php-5.3.29
php-5.3.29RC1
php-5.4.30RC1
php-5.4.32RC1
php-5.4.4RC2
php-5.5.24RC1

Database specific 

{
    "vanir_signatures": [
        {
            "deprecated": false,
            "target": {
                "function": "PHP_FUNCTION",
                "file": "ext/mcrypt/mcrypt.c"
            },
            "source": "https://github.com/php/php-src/commit/6c5211a0cef0cc2854eaa387e0eb036e012904d0",
            "signature_type": "Function",
            "id": "CVE-2016-5769-1e38791e",
            "signature_version": "v1",
            "digest": {
                "function_hash": "32203687252165884641521496728768875831",
                "length": 862.0
            }
        },
        {
            "deprecated": false,
            "target": {
                "file": "ext/mcrypt/mcrypt.c"
            },
            "source": "https://github.com/php/php-src/commit/6c5211a0cef0cc2854eaa387e0eb036e012904d0",
            "signature_type": "Line",
            "id": "CVE-2016-5769-55804d1b",
            "signature_version": "v1",
            "digest": {
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                "threshold": 0.9
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        },
        {
            "deprecated": false,
            "target": {
                "function": "PHP_FUNCTION",
                "file": "ext/mcrypt/mcrypt.c"
            },
            "source": "https://github.com/php/php-src/commit/6c5211a0cef0cc2854eaa387e0eb036e012904d0",
            "signature_type": "Function",
            "id": "CVE-2016-5769-c3279c15",
            "signature_version": "v1",
            "digest": {
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                "length": 832.0
            }
        }
    ]
}