#VU104641 NULL pointer dereference in Linux kernel - CVE-2022-49184
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104641
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-2022-49184
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 sparx5_fdma_tx_alloc() function in drivers/net/ethernet/microchip/sparx5/sparx5_fdma.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/0906f3a3df07835e37077d8971aac65347f2ed57
- https://git.kernel.org/stable/c/b375ea083fa649092cd016ac1f89a2d1fd8f8e8b
- https://git.kernel.org/stable/c/c346791877e6ce923bb21e34b30c6f99326aa5a8
- https://git.kernel.org/stable/c/e7e1fff76c4c57688dc7d53a3b6212182d5628d0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.2