CVE-2015-4603

Publication date 17 June 2015

Last updated 25 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

The exception::getTraceAsString function in Zend/zend_exceptions.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to execute arbitrary code via an unexpected data type, related to a "type confusion" issue.

Status

Package Ubuntu Release Status
php5 15.04 vivid
Fixed 5.6.4+dfsg-4ubuntu6.2
14.10 utopic
Fixed 5.5.12+dfsg-2ubuntu4.6
14.04 LTS trusty
Fixed 5.5.9+dfsg-1ubuntu4.11
12.04 LTS precise
Fixed 5.3.10-1ubuntu3.19

Patch details

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

Package Patch details
php5

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

References

Related Ubuntu Security Notices (USN)

Other references