NULL Pointer Dereference Affecting kubectl package, versions <0:1.20.6-2.el8


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.17% (55th percentile)

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  • Snyk ID SNYK-ORACLE8-KUBECTL-2598832
  • published 10 Apr 2022
  • disclosed 20 May 2021

How to fix?

Upgrade Oracle:8 kubectl to version 0:1.20.6-2.el8 or higher.
This issue was patched in ELSA-2021-9398.

NVD Description

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

An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable NULL pointer dereference and crash in TLS when an unknown TLS alert code is received.

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
Expand this section

Red Hat

7.5 high