Loop with Unreachable Exit Condition ('Infinite Loop') Affecting php7.4 package, versions <7.4.3-4ubuntu2.15


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating

    Threat Intelligence

    EPSS
    0.05% (19th 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 ID SNYK-UBUNTU2004-PHP74-3035718
  • published 29 Sep 2022
  • disclosed 28 Sep 2022

How to fix?

Upgrade Ubuntu:20.04 php7.4 to version 7.4.3-4ubuntu2.15 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7.4 package and not the php7.4 package as distributed by Ubuntu. See How to fix? for Ubuntu:20.04 relevant fixed versions and status.

In PHP versions before 7.4.31, 8.0.24 and 8.1.11, the phar uncompressor code would recursively uncompress "quines" gzip files, resulting in an infinite loop.

CVSS Scores

version 3.1
Expand this section

NVD

5.5 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

SUSE

4.4 medium
Expand this section

Red Hat

4.4 medium