NULL Pointer Dereference Affecting containers-common package, versions <1:1.2.2-8.module+el8.4.0+10607+f4da7515


Severity

Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.57% (79th percentile)

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  • Snyk ID SNYK-CENTOS8-CONTAINERSCOMMON-2107387
  • published 26 Jul 2021
  • disclosed 16 Dec 2020

How to fix?

Upgrade Centos:8 containers-common to version 1:1.2.2-8.module+el8.4.0+10607+f4da7515 or higher.

NVD Description

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

A nil pointer dereference in the golang.org/x/crypto/ssh component through v0.0.0-20201203163018-be400aefbc4c for Go allows remote attackers to cause a denial of service against SSH servers.

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