Vulnerability Report

CVE-2014-6228

Title: Facebook Hiphop Virtual Machine Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2014-6228.

CWE Category CWE-189

Published Date Dec 28, 2014

Modified Date May 06, 2026

Exploit Status Not Found

Score 7.5 CVSS v2.0

Exploit Probability (EPSS)

0.46%

Vulnerability Summary

CVE-2014-6228: Integer overflow in the string_chunk_split function in hphp/runtime/base/zend-string.cpp in Facebook HipHop Virtual Machine (HHVM) before 3.3.0 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via crafted arguments to the chunk_split function.

Impacted Vendors

facebook 1

Reference Links

https://github.com/facebook/hhvm/commit/1f91e076a585118495b976a413c1df40f6fd3d41 https://github.com/facebook/hhvm/commit/1f91e076a585118495b976a413c1df40f6fd3d41

CVSS v2.0

Source Entity [email protected]

Severity HIGH

7.5

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2014-6228 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

May 06, 2026 MODIFIED

Vulnerability data updated via NVD.

April 12, 2025 MODIFIED

Vulnerability data or affected products updated.

December 28, 2014 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected Stack

No specific products linked.