SB20250916388 - Input validation error in Linux kernel intel iwlegacy driver
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916388
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) Input validation error (CVE-ID: CVE-2023-53302)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the il4965_bg_txpower_work(), il4965_setup_deferred_work() and il4965_pci_probe() functions in drivers/net/wireless/intel/iwlegacy/4965-mac.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/26e6775f75517ad6844fe5b79bc5f3fa8c22ee61
- https://git.kernel.org/stable/c/2f85c768bea2057e3299d19514da9e932c4f92d2
- https://git.kernel.org/stable/c/3185d6cfc59277a77bf311dce701b7e25193f66a
- https://git.kernel.org/stable/c/874a85051cc8df8c5b928d8ff172b342cdc5424b
- https://git.kernel.org/stable/c/878a7c8357764e08bc778bcb26127fc12a4b36b7
- https://git.kernel.org/stable/c/c002d2741400771171b68dde9af937a4dfa0d1b3
- https://git.kernel.org/stable/c/f15ef0ebcf56be1d4a3c9a7a80a1f1f82ab0eaad
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.99