SB2025100194 - Incorrect calculation in Linux kernel ath ath11k driver
Published: October 1, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100194
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) Incorrect calculation (CVE-ID: CVE-2023-53532)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to incorrect calculation within the ath11k_ahb_fw_resource_deinit() function in drivers/net/wireless/ath/ath11k/ahb.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/0324300dce3412d4737b4ec5898d0188495a7caa
- https://git.kernel.org/stable/c/5a78ac33e3cb8822da64dd1af196e83664b332b0
- https://git.kernel.org/stable/c/8faf862d81ab197757761e87d0a99fbb96ab2cf0
- https://git.kernel.org/stable/c/a1548363582a8066edd4986f839d785f13dda3aa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2