Use After Free Affecting php-pecl-xdebug-debugsource package, versions <0:2.9.5-1.module+el8.4.0+415+e936cba3


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.06% (27th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-ROCKY8-PHPPECLXDEBUGDEBUGSOURCE-3210703
  • published5 Jan 2023
  • disclosed9 Sept 2020

Introduced: 9 Sep 2020

CVE-2020-7068  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 php-pecl-xdebug-debugsource to version 0:2.9.5-1.module+el8.4.0+415+e936cba3 or higher.
This issue was patched in RLSA-2021:4213.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php-pecl-xdebug-debugsource package and not the php-pecl-xdebug-debugsource package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure.

CVSS Scores

version 3.1