critical
10
Advisory Published
Updated

CVE-2015-4602

First published: Mon May 16 2016(Updated: )

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.

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Red Hat Enterprise Linux=6.0
Red Hat Enterprise Linux=7.0
PHP<=5.4.39
PHP=5.5.0
PHP=5.5.1
PHP=5.5.2
PHP=5.5.3
PHP=5.5.4
PHP=5.5.5
PHP=5.5.6
PHP=5.5.7
PHP=5.5.8
PHP=5.5.9
PHP=5.5.10
PHP=5.5.11
PHP=5.5.12
PHP=5.5.13
PHP=5.5.14
PHP=5.5.15
PHP=5.5.16
PHP=5.5.17
PHP=5.5.18
PHP=5.5.19
PHP=5.5.20
PHP=5.5.21
PHP=5.5.22
PHP=5.5.23
PHP=5.6.0
PHP=5.6.1
PHP=5.6.2
PHP=5.6.3
PHP=5.6.4
PHP=5.6.5
PHP=5.6.6
PHP=5.6.7
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux HPC Node=7.0
Red Hat Enterprise Linux HPC Node=7.1
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.1
Red Hat Enterprise Linux Workstation=7.0

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-4602?

    CVE-2015-4602 is identified with a severity rating that indicates the potential for denial of service or remote code execution.

  • How do I fix CVE-2015-4602?

    To fix CVE-2015-4602, upgrade PHP to version 5.4.40 or later, 5.5.24 or later, or 5.6.8 or later.

  • What systems are affected by CVE-2015-4602?

    CVE-2015-4602 affects various versions of PHP prior to specified patched versions and is also relevant to certain Red Hat Enterprise Linux versions.

  • What types of attacks can be executed using CVE-2015-4602?

    CVE-2015-4602 can lead to attacks that result in application crashes or potentially executable arbitrary code due to type confusion.

  • Is there a workaround for CVE-2015-4602 until I can apply a fix?

    While a specific workaround is not provided, it's advisable to restrict access to the affected PHP applications until they can be patched.

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