Loop with Unreachable Exit Condition ('Infinite Loop') Affecting openshift-clients-redistributable package, versions <0:4.6.0-202010081244.p0.git.3794.4743d24.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.12% (46th percentile)

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  • Snyk ID SNYK-RHEL8-OPENSHIFTCLIENTSREDISTRIBUTABLE-4401353
  • published 26 Jul 2021
  • disclosed 17 Jun 2020

How to fix?

Upgrade RHEL:8 openshift-clients-redistributable to version 0:4.6.0-202010081244.p0.git.3794.4743d24.el8 or higher.
This issue was patched in RHSA-2020:4297.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openshift-clients-redistributable package and not the openshift-clients-redistributable package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

The x/text package before 0.3.3 for Go has a vulnerability in encoding/unicode that could lead to the UTF-16 decoder entering an infinite loop, causing the program to crash or run out of memory. An attacker could provide a single byte to a UTF16 decoder instantiated with UseBOM or ExpectBOM to trigger an infinite loop if the String function on the Decoder is called, or the Decoder is passed to golang.org/x/text/transform.String.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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Red Hat

7.5 high