NULL Pointer Dereference Affecting php-odbc package, versions *


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.58% (78th percentile)

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  • Snyk IDSNYK-RHEL7-PHPODBC-1403582
  • published26 Jul 2021
  • disclosed26 Jan 2021

Introduced: 26 Jan 2021

CVE-2021-21702  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 php-odbc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php-odbc package and not the php-odbc package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed XML data as a response that would cause PHP to access a null pointer and thus cause a crash.

CVSS Scores

version 3.1