Out-of-bounds Read Affecting kernel-default-base package, versions <5.14.21-150400.24.133.2.150400.24.64.5


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTBASE-8090317
  • published25 Sept 2024
  • disclosed24 Sept 2024

Introduced: 24 Sep 2024

CVE-2022-48932  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 kernel-default-base to version 5.14.21-150400.24.133.2.150400.24.64.5 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, the following vulnerability has been resolved:

net/mlx5: DR, Fix slab-out-of-bounds in mlx5_cmd_dr_create_fte

When adding a rule with 32 destinations, we hit the following out-of-band access issue:

BUG: KASAN: slab-out-of-bounds in mlx5_cmd_dr_create_fte+0x18ee/0x1e70

This patch fixes the issue by both increasing the allocated buffers to accommodate for the needed actions and by checking the number of actions to prevent this issue when a rule with too many actions is provided.

CVSS Scores

version 3.1