CVE-2016-6295

Publication date 25 July 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

ext/snmp/snmp.c in PHP before 5.5.38, 5.6.x before 5.6.24, and 7.x before 7.0.9 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly have unspecified other impact via crafted serialized data, a related issue to CVE-2016-5773.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
php5	16.04 LTS xenial	Not in release
	15.10 wily	Ignored
	14.04 LTS trusty	Fixed 5.5.9+dfsg-1ubuntu4.19
	12.04 LTS precise	Not affected
php7.0	16.04 LTS xenial	Fixed 7.0.8-0ubuntu0.16.04.2
	15.10 wily	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

mdeslaur

precise doesn't look vulnerable

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=cab1c3b3708eead315e033359d07049b23b147a3
php7.0	Upstream: http://git.php.net/?p=php-src.git;a=commit;h=cab1c3b3708eead315e033359d07049b23b147a3

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H