SB20260216128 - Buffer overflow in Linux kernel ath ath12k driver
Published: February 16, 2026
Security Bulletin ID
SB20260216128
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) Buffer overflow (CVE-ID: CVE-2026-23135)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the ath12k_ce_free_pipes() function in drivers/net/wireless/ath/ath12k/ce.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.