SB20250226419 - NULL pointer dereference in Linux kernel intel ipw2x00 driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226419
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-2022-49544)
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.
References
- 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