CVE-2015-6832: Use After Free

Published Jan 19, 2016
·
Updated

Use-after-free vulnerability in the SPL unserialize implementation in ext/spl/splarray.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to execute arbitrary code via crafted serialized data that triggers misuse of an array field.

Affected Software

58 affected components
PHP PHP<=5.4.43
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=5.5.25
PHP PHP=5.5.26
PHP PHP=5.5.27
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=5.6.1
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
PHP PHP=5.6.9
PHP PHP=5.6.10
PHP PHP=5.6.11

Event History

Jan 19, 2016
CVE Published
via MITRE·02:00 AM
Data Sourced
via MITRE·02:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2015-6832?

CVE-2015-6832 has a critical severity rating due to its potential to allow remote code execution.

2

How do I fix CVE-2015-6832?

To fix CVE-2015-6832, upgrade PHP to version 5.4.44, 5.5.28, or 5.6.12 or later.

3

What versions of PHP are affected by CVE-2015-6832?

CVE-2015-6832 affects PHP versions 5.4.43 and earlier, all 5.5.x before 5.5.28, and all 5.6.x before 5.6.12.

4

What type of vulnerability is CVE-2015-6832?

CVE-2015-6832 is a use-after-free vulnerability in the SPL unserialize implementation.

5

Can CVE-2015-6832 be exploited remotely?

Yes, CVE-2015-6832 can be exploited remotely through crafted serialized data.

Contact

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Fortitude Valley,
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