VIR Vulnerability Intelligence Relay

CVE-2015-4602

critical
Published 2016-05-16 · Modified 2026-05-06
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VIR risk
9.8

Description

The __PHP_Incomplete_Class function in ext/standard/incomplete_class.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an unexpected data type, related to a "type confusion" issue.

Predictions

Exploit likelihood
97%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

OS impact
OSVersionStatusFixed in
redhat rhel6.0affected
redhat rhel7.0affected

Application impact
VendorProductVersionsFixed
php phpphp{"endIncluding":"5.4.39"}
php phpphp5.5.0
php phpphp5.5.1
php phpphp5.5.2
php phpphp5.5.3
php phpphp5.5.4
php phpphp5.5.5
php phpphp5.5.6
php phpphp5.5.7
php phpphp5.5.8
php phpphp5.5.9
php phpphp5.5.10
php phpphp5.5.11
php phpphp5.5.12
php phpphp5.5.13
php phpphp5.5.14
php phpphp5.5.15
php phpphp5.5.16
php phpphp5.5.17
php phpphp5.5.18
php phpphp5.5.19
php phpphp5.5.20
php phpphp5.5.21
php phpphp5.5.22
php phpphp5.5.23
php phpphp5.6.0
php phpphp5.6.1
php phpphp5.6.2
php phpphp5.6.3
php phpphp5.6.4
php phpphp5.6.5
php phpphp5.6.6
php phpphp5.6.7

References

💬 Discuss CVE-2015-4602 on VIR Community →

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.