CVE-2016-7478

Publication date 11 January 2017

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Zend/zend_exceptions.c in PHP, possibly 5.x before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (infinite loop) via a crafted Exception object in serialized data, a related issue to CVE-2015-8876.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.21
	12.04 LTS precise	Fixed 5.3.10-1ubuntu3.26
php7.0	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

mdeslaur

can't reproduce with 7.0.13, assumed fixed php5 needs CVE-2016-9137 to be applied

Patch details

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

Package	Patch details
php5	Upstream: http://git.php.net/?p=php-src.git;a=commit;h=40e7baab3c90001beee4c8f0ed0ef79ad18ee0d6
php7.0	Upstream: http://git.php.net/?p=php-src.git;a=commit;h=eca84946a4e7269d59ea2d79b5f42117de89ae74

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-3196-1
PHP vulnerabilities
14 February 2017