#VU97801 NULL pointer dereference in Linux kernel - CVE-2024-46857
Published: September 30, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU97801
Vulnerability risk: 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-2024-46857
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 mlx5_eswitch_set_vepa() and mlx5_eswitch_get_vepa() functions in drivers/net/ethernet/mellanox/mlx5/core/esw/legacy.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/52c4beb79e095e0631b5cac46ed48a2aefe51985
- https://git.kernel.org/stable/c/65feee671e37f3b6eda0b6af28f204b5bcf7fa50
- https://git.kernel.org/stable/c/505ae01f75f839b54329164bbfecf24cc1361b31
- https://git.kernel.org/stable/c/b1d305abef4640af1b4f1b4774d513cd81b10cfc
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.111
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.52