SB20260924105 - Out-of-bounds read in Linux kernel realtek rtw89 driver
Published: September 24, 2026
Security Bulletin ID
SB20260924105
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2026-97500)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to cause an out-of-bounds read.
The vulnerability exists due to improper length validation in the rtw89 PHY status information element parser when processing PHY status information elements with unexpected lengths. A remote attacker can cause the parser to process a PHY status information element with an unexpected length to cause an out-of-bounds read.
Remediation
Install update from vendor's website.