NULL pointer dereference in Linux kernel - CVE-2024-26858
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90570
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-2024-26858
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 mlx5e_txwqe_complete() function in drivers/net/ethernet/mellanox/mlx5/core/en_tx.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/d1f71615dbb305f14f3b756cce015d70d8667549
- https://git.kernel.org/stable/c/936ef086161ab89a7f38f7a0761d6a3063c3277e
- https://git.kernel.org/stable/c/b7cf07586c40f926063d4d09f7de28ff82f62b2a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8