CVE-2015-4024: Medium severity red hat enterprise linux vulnerability

Published Jun 9, 2015
·
Updated

Algorithmic complexity vulnerability in the multipartbufferheaders function in main/rfc1867.c in PHP before 5.4.41, 5.5.x before 5.5.25, and 5.6.x before 5.6.9 allows remote attackers to cause a denial of service (CPU consumption) via crafted form data that triggers an improper order-of-growth outcome.

Affected Software

65 affected components
redhat Enterprise Linux=6.0
redhat Enterprise Linux=7.0
Apple iOS and macOS<=10.10.4
PHP PHP<=5.4.40
PHP PHP=5.4.39
PHP PHP=5.5.0
PHP PHP=5.5.0-alpha1
PHP PHP=5.5.0-alpha2
PHP PHP=5.5.0-alpha3
PHP PHP=5.5.0-alpha4
PHP PHP=5.5.0-alpha5
PHP PHP=5.5.0-alpha6
PHP PHP=5.5.0-beta1
PHP PHP=5.5.0-beta2
PHP PHP=5.5.0-beta3
PHP PHP=5.5.0-beta4
PHP PHP=5.5.0-rc1
PHP PHP=5.5.0-rc2
PHP PHP=5.5.1
PHP PHP=5.5.2
PHP PHP=5.5.3
PHP PHP=5.5.4
PHP PHP=5.5.5
PHP PHP=5.5.6
PHP PHP=5.5.7
PHP PHP=5.5.8
PHP PHP=5.5.9
PHP PHP=5.5.10
PHP PHP=5.5.11
PHP PHP=5.5.12
PHP PHP=5.5.13
PHP PHP=5.5.14
PHP PHP=5.5.18
PHP PHP=5.5.19
PHP PHP=5.5.20
PHP PHP=5.5.21
PHP PHP=5.5.22
PHP PHP=5.5.23
PHP PHP=5.5.24
PHP PHP=5.6.0-alpha1
PHP PHP=5.6.0-alpha2
PHP PHP=5.6.0-alpha3
PHP PHP=5.6.0-alpha4
PHP PHP=5.6.0-alpha5
PHP PHP=5.6.0-beta1
PHP PHP=5.6.0-beta2
PHP PHP=5.6.0-beta3
PHP PHP=5.6.0-beta4
PHP PHP=5.6.2
PHP PHP=5.6.3
PHP PHP=5.6.4
PHP PHP=5.6.5
PHP PHP=5.6.6
PHP PHP=5.6.7
PHP PHP=5.6.8
HP System Management Homepage<=7.5.3.1
Oracle Linux=6
Oracle Linux=7
Oracle Solaris=11.2
redhat Enterprise Linux Desktop=7.0
redhat Enterprise Linux Hpc Node=7.0
redhat Enterprise Linux Hpc Node Eus=7.1
redhat Enterprise Linux Server=7.0
redhat Enterprise Linux Server Eus=7.1
redhat Enterprise Linux Workstation=7.0

Remediation

Patch Available

http://php.net/ChangeLog-5.php

Patch Available

https://bugs.php.net/bug.php?id=69364

Event History

Jun 9, 2015
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2015-4024?

CVE-2015-4024 is classified as a denial of service vulnerability that can lead to significant CPU consumption.

2

How do I fix CVE-2015-4024?

To mitigate CVE-2015-4024, upgrade your PHP version to at least 5.4.41, 5.5.25, or 5.6.9.

3

What versions of PHP are affected by CVE-2015-4024?

CVE-2015-4024 affects PHP versions prior to 5.4.41, all 5.5.x versions before 5.5.25, and all 5.6.x versions before 5.6.9.

4

Can CVE-2015-4024 be exploited remotely?

Yes, CVE-2015-4024 can be exploited by remote attackers using crafted form data.

5

What impact does CVE-2015-4024 have on systems?

The impact of CVE-2015-4024 includes increased CPU usage that could lead to service outages.

Company

Resources

Contact

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