CVE-2015-4644

Impact:
Low
Public Date:
2015-06-11
CWE:
CWE-476
Bugzilla:
1234940: CVE-2015-4644 php: NULL pointer dereference in php_pgsql_meta_data()

The MITRE CVE dictionary describes this issue as:

The php_pgsql_meta_data function in pgsql.c in the PostgreSQL (aka pgsql) extension in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 does not validate token extraction for table names, which might allow remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted name. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1352.

Find out more about CVE-2015-4644 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Product Security has rated this issue as having Low security impact. This issue is not planned to be corrected in future updates for php packages in Red Hat Enterprise Linux 6 and 7, and php53 packages in Red Hat Enterprise Linux 5. The php packages in Red Hat Enterprise Linux 5 were not affected by this issue.

CVSS v2 metrics

Base Score 2.6
Base Metrics AV:N/AC:H/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-php56-php) RHSA-2015:1187 2015-06-25
Red Hat Software Collections for Red Hat Enterprise Linux 7 (php55-php) RHSA-2015:1186 2015-06-25
Red Hat Software Collections for Red Hat Enterprise Linux 7 (php54-php) RHSA-2015:1219 2015-07-09
Red Hat Software Collections for Red Hat Enterprise Linux 6 (php54-php) RHSA-2015:1219 2015-07-09
Red Hat Software Collections for Red Hat Enterprise Linux 6 (php55-php) RHSA-2015:1186 2015-06-25
Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-php56-php) RHSA-2015:1187 2015-06-25

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 php Will not fix
Red Hat Enterprise Linux 6 php Will not fix
Red Hat Enterprise Linux 5 php Not affected
Red Hat Enterprise Linux 5 php53 Will not fix

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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