Time-of-check Time-of-use (TOCTOU) Affecting kernel-macros package, versions <5.3.18-150200.24.115.1


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-SLES152-KERNELMACROS-2929970
  • published17 Jun 2022
  • disclosed16 Jun 2022

Introduced: 16 Jun 2022

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

How to fix?

Upgrade SLES:15.2 kernel-macros to version 5.3.18-150200.24.115.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-macros package and not the kernel-macros package as distributed by SLES. See How to fix? for SLES:15.2 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