NULL Pointer Dereference Affecting kernel-default-base package, versions <5.14.21-150400.24.55.3.150400.24.22.7


Severity

Recommended
0.0
low
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTBASE-5354227
  • published1 Apr 2023
  • disclosed31 Mar 2023

Introduced: 31 Mar 2023

CVE-2023-23000  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-default-base to version 5.14.21-150400.24.55.3.150400.24.22.7 or higher.

NVD Description

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

In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used.

CVSS Scores

version 3.1