CVE-2015-2787

Publication date 30 March 2015

Last updated 24 July 2024

Ubuntu priority

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages use of the unset function within an __wakeup function, a related issue to CVE-2015-0231.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	14.10 utopic	Fixed 5.5.12+dfsg-2ubuntu4.4
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.9
	12.04 LTS precise	Fixed 5.3.10-1ubuntu3.18
	10.04 LTS lucid	Fixed 5.3.2-1ubuntu4.30

How can I get the fixes?
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Patch details

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
php5	Upstream: 780222f Upstream: d76b293 Upstream: 646572d Upstream: 8b14d30

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-2572-1
PHP vulnerabilities
20 April 2015

Other references

https://gist.github.com/smalyshev/eea9eafc7c88a4a6d10d
http://php.net/ChangeLog-5.php
https://www.cve.org/CVERecord?id=CVE-2015-2787