Improper Validation of Specified Quantity in Input Affecting kernel-cross-headers package, versions <0:4.18.0-348.2.1.el8_5


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
4.76% (93rd percentile)

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  • Snyk IDSNYK-ORACLE8-KERNELCROSSHEADERS-2597103
  • published10 Apr 2022
  • disclosed2 Nov 2021

Introduced: 2 Nov 2021

CVE-2021-43267  (opens in a new tab)
CWE-1284  (opens in a new tab)

How to fix?

Upgrade Oracle:8 kernel-cross-headers to version 0:4.18.0-348.2.1.el8_5 or higher.
This issue was patched in ELSA-2021-4647.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-cross-headers package and not the kernel-cross-headers package as distributed by Oracle. See How to fix? for Oracle: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.

CVSS Scores

version 3.1