critical
9.8
CWE
190 119
Advisory Published
Updated

CVE-2016-4073: Integer Overflow

First published: Fri May 20 2016(Updated: )

Fixed bug (AddressSanitizer: negative-size-param (-1) in mbfl_strcut). (CVE-2016-4073)

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
debian/php5
debian/php7.0
PHP<7.0.5
7.0.5
PHP=5.5.0
PHP=5.5.0-alpha1
PHP=5.5.0-alpha2
PHP=5.5.0-alpha3
PHP=5.5.0-alpha4
PHP=5.5.0-alpha5
PHP=5.5.0-alpha6
PHP=5.5.0-beta1
PHP=5.5.0-beta2
PHP=5.5.0-beta3
PHP=5.5.0-beta4
PHP=5.5.0-rc1
PHP=5.5.0-rc2
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=5.5.18
PHP=5.5.19
PHP=5.5.20
PHP=5.5.21
PHP=5.5.22
PHP=5.5.23
PHP=5.5.24
PHP=5.5.25
PHP=5.5.26
PHP=5.5.27
PHP=5.5.29
PHP=5.5.30
PHP=5.5.32
PHP=5.5.33
PHP=5.6.0
PHP=5.6.0-alpha1
PHP=5.6.0-alpha2
PHP=5.6.0-alpha3
PHP=5.6.0-alpha4
PHP=5.6.0-alpha5
PHP=5.6.0-beta1
PHP=5.6.0-beta2
PHP=5.6.0-beta3
PHP=5.6.0-beta4
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
PHP=5.6.8
PHP=5.6.9
PHP=5.6.10
PHP=5.6.11
PHP=5.6.12
PHP=5.6.13
PHP=5.6.14
PHP=5.6.15
PHP=5.6.16
PHP=5.6.17
PHP=5.6.18
PHP=5.6.19
PHP=7.0.0
PHP=7.0.1
PHP=7.0.2
PHP=7.0.3
PHP=7.0.4
Apple iOS and macOS<=10.11.3

Remedy

https://git.php.net/?p=php-src.git;a=commit;h=64f42c73efc58e88671ad76b6b6bc8e2b62713e1

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2016-4073?

    CVE-2016-4073 has been classified as a medium severity vulnerability due to its potential for remote code execution.

  • How do I fix CVE-2016-4073?

    To fix CVE-2016-4073, you must upgrade PHP to version 5.5.34, 5.6.20, or 7.0.5 or later.

  • Which PHP versions are affected by CVE-2016-4073?

    CVE-2016-4073 affects PHP versions prior to 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5.

  • Is CVE-2016-4073 exploitable remotely?

    Yes, CVE-2016-4073 can be exploited remotely by attackers to execute arbitrary code.

  • What component of PHP is impacted by CVE-2016-4073?

    CVE-2016-4073 impacts the mbfl_strcut function in the mbstring extension of PHP.

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