SB20250226459 - NULL pointer dereference in Linux kernel microchip sparx5 driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226459
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-49184)
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.
References
- 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