SB20250919105 - NULL pointer dereference in Linux kernel marvell mwifiex driver
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250919105
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-2023-53384)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the mwifiex_handle_uap_rx_forward() function in drivers/net/wireless/marvell/mwifiex/uap_txrx.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/0c57f9ad2c3ed43abb764b0247d610ff7fdb7a00
- https://git.kernel.org/stable/c/139d285e7695279f030dbb172e2d0245425c86c6
- https://git.kernel.org/stable/c/231086e6a36316b823654f4535653f22d6344420
- https://git.kernel.org/stable/c/35a7a1ce7c7d61664ee54f5239a1f120ab95a87e
- https://git.kernel.org/stable/c/7e7197e4d6a1bc72a774590d8765909f898be1dc
- https://git.kernel.org/stable/c/bef85d58f7709896ed8426560ad117a73a37762f
- https://git.kernel.org/stable/c/c2509f7c37355e1f0bd5b7087815b845fd383723
- https://git.kernel.org/stable/c/d155c5f64cefacdc6a9a26d40be53ee2903c28ff
- https://git.kernel.org/stable/c/d7fd24b8d1bb54c5bcf583139e11a5e651e0263c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.132