CVE-2015-4644

Publication date 18 June 2015

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

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.

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

CVSS version: CVSS v3.0

Base score 7.5 · 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)

Other references

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