CVE-2024-26586
kernel: mlxsw: spectrum_acl_tcam: Fix stack corruption
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 22, 2024
Updated · November 1, 2026
Description
A kernel stack flaw that corrupted the Linux kernel’s Mellanox Technologies Spectrum Ethernet driver was found when a user initialized more than 16 access control lists (ACLs). This flaw allows a local user to crash or potentially escalate their privileges on the system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
To mitigate this issue, prevent the mlxsw_spectrum module from being loaded. Please see https://access.redhat.com/solutions/41278 for information on blacklisting a kernel module to prevent it from loading automatically.
CVSS / CWE
CVSS 3.1 · 6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE-120 · Buffer Copy without Checking Size of Input