Untrusted Pointer Dereference Affecting kernel-kdump-devel package, versions *


Severity

Recommended
0.0
low
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-CENTOS6-KERNELKDUMPDEVEL-2025198
  • published26 Jul 2021
  • disclosed1 Feb 2021

Introduced: 1 Feb 2021

CVE-2021-20239  (opens in a new tab)
CWE-822  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

There is no fixed version for Centos:6 kernel-kdump-devel.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-kdump-devel package and not the kernel-kdump-devel package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.

CVSS Scores

version 3.1