#VU104601 NULL pointer dereference in Linux kernel - CVE-2022-49544
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104601
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-2022-49544
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 libipw_xmit() function in drivers/net/wireless/intel/ipw2x00/libipw_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/167affc11781d7d35c4c3a7630a549ac74dd0b21
- https://git.kernel.org/stable/c/1ff6b0727c8988f25eeb670b6c038c1120bb58dd
- https://git.kernel.org/stable/c/48d4a820fd33f012e5f63735a59d15b5a3882882
- https://git.kernel.org/stable/c/528d2023ccf4748fd542582955236c1634a7d293
- https://git.kernel.org/stable/c/5f7ea274e88c0eeffe6bd6dbf6cf5c479d356af6
- https://git.kernel.org/stable/c/8fb1b9beb085bb767ae43e441db5ac6fcd66a04d
- https://git.kernel.org/stable/c/98d1dc32f890642476dbb78ed3437a456bf421b0
- https://git.kernel.org/stable/c/b4628e0d3754ab2fc98ee6e3d21851ba45798077
- https://git.kernel.org/stable/c/e8366bbabe1d207cf7c5b11ae50e223ae6fc278b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.283
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.247
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.318
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.198