Time-of-check Time-of-use (TOCTOU) Affecting kernel-azure-devel package, versions <5.14.21-150400.14.7.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-SLES154-KERNELAZUREDEVEL-2965372
  • published2 Aug 2022
  • disclosed1 Aug 2022

Introduced: 1 Aug 2022

CVE-2022-1974  (opens in a new tab)
CWE-367  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-azure-devel to version 5.14.21-150400.14.7.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-azure-devel package and not the kernel-azure-devel package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.

CVSS Scores

version 3.1