PHP up to 5.5.37/5.6.23/7.0.8 gdImageTrueColorToPaletteBody Access memory corruption

Summaryinfo

A vulnerability categorized as critical has been discovered in PHP up to 5.5.37/5.6.23/7.0.8. Affected is the function gdImageTrueColorToPaletteBody. The manipulation results in memory corruption (Access). No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in PHP up to 5.5.37/5.6.23/7.0.8 (Programming Language Software). Affected is the function gdImageTrueColorToPaletteBody. The manipulation with an unknown input leads to a memory corruption vulnerability (Access). CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 07/21/2016 as Version 7.0.9 as confirmed changelog (Website). The advisory is available at php.net. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

Upgrading to version 5.5.38, 5.6.24 or 7.0.9 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Similar entries are available at VDB-90198, VDB-90199, VDB-90200 and VDB-90201. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Programming Language Software

Name

• PHP

Version

• 5.5.0
• 5.5.1
• 5.5.2
• 5.5.3
• 5.5.4
• 5.5.5
• 5.5.6
• 5.5.7
• 5.5.8
• 5.5.9
• 5.5.10
• 5.5.11
• 5.5.12
• 5.5.13
• 5.5.14
• 5.5.15
• 5.5.16
• 5.5.17
• 5.5.18
• 5.5.19
• 5.5.20
• 5.5.21
• 5.5.22
• 5.5.23
• 5.5.24
• 5.5.25
• 5.5.26
• 5.5.27
• 5.5.28
• 5.5.29
• 5.5.30
• 5.5.31
• 5.5.32
• 5.5.33
• 5.5.34
• 5.5.35
• 5.5.36
• 5.5.37
• 5.6.0
• 5.6.1
• 5.6.2
• 5.6.3
• 5.6.4
• 5.6.5
• 5.6.6
• 5.6.7
• 5.6.8
• 5.6.9
• 5.6.10
• 5.6.11
• 5.6.12
• 5.6.13
• 5.6.14
• 5.6.15
• 5.6.16
• 5.6.17
• 5.6.18
• 5.6.19
• 5.6.20
• 5.6.21
• 5.6.22
• 5.6.23
• 7.0.0
• 7.0.1
• 7.0.2
• 7.0.3
• 7.0.4
• 7.0.5
• 7.0.6
• 7.0.7
• 7.0.8

License

• open-source

Website

• Product: https://www.php.org/

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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