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Improper Input Validation Affecting kernel-rt-debug-modules-extra package, versions <0:4.18.0-348.2.1.rt7.132.el8_5

Severity

 Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    4.76% (93rd percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGMODULESEXTRA-2147767
  • published 5 Nov 2021
  • disclosed 2 Nov 2021
Report a new vulnerability Found a mistake?

Introduced: 2 Nov 2021

CVE-2021-43267 Open this link in a new tab
CWE-20 Open this link in a new tab

How to fix?

Upgrade Centos:8 kernel-rt-debug-modules-extra to version 0:4.18.0-348.2.1.rt7.132.el8_5 or higher.

NVD Description

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

An issue was discovered in net/tipc/crypto.c in the Linux kernel before 5.14.16. The Transparent Inter-Process Communication (TIPC) functionality allows remote attackers to exploit insufficient validation of user-supplied sizes for the MSG_CRYPTO message type.

References

CVSS Scores

version 3.1
Expand this section

NVD

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

Red Hat

8.8 high