What’s Vulnerable › Vulnerabilities

CVE-2014-6228

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2014-12-28 · updated 2026-06-17
• Weakness: CWE-189

Description

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.

Affected products

• Facebook Hiphop Virtual Machine: through 3.2.0

References

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

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