NULL pointer dereference in Linux kernel - CVE-2024-26723
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90610
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-26723
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the lan966x_lag_set_aggr_pgids() function in drivers/net/ethernet/microchip/lan966x/lan966x_lag.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/b9357489c46c7a43999964628db8b47d3a1f8672
- https://git.kernel.org/stable/c/48fae67d837488c87379f0c9f27df7391718477c
- https://git.kernel.org/stable/c/2a492f01228b7d091dfe38974ef40dccf8f9f2f1
- https://git.kernel.org/stable/c/15faa1f67ab405d47789d4702f587ec7df7ef03e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.79
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8