CVE-2016-3142

Publication date 31 March 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The phar_parse_zipfile function in zip.c in the PHAR extension in PHP before 5.5.33 and 5.6.x before 5.6.19 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (out-of-bounds read and application crash) by placing a PK\x05\x06 signature at an invalid location.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	15.10 wily	Fixed 5.6.11+dfsg-1ubuntu3.2
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.16
	12.04 LTS precise	Fixed 5.3.10-1ubuntu3.22
php7.0	15.10 wily	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Patch details

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

Package	Patch details
php5	Upstream: https://git.php.net/?p=php-src.git;a=commit;h=a6fdc5bb27b20d889de0cd29318b3968aabb57bd
php7.0	Upstream: https://git.php.net/?p=php-src.git;a=commit;h=a6fdc5bb27b20d889de0cd29318b3968aabb57bd

Severity score breakdown

Parameter	Value
Base score	8.2 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-2952-1
PHP vulnerabilities
21 April 2016