CVE-2025-68255
kernel: Linux kernel: Stack buffer overflow in rtl8723bs Wi-Fi driver
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 16, 2025
Updated · August 14, 2026
Description
A flaw was found in the Linux kernel's rtl8723bs Wi-Fi driver. A remote attacker could exploit this vulnerability by sending a specially crafted Wi-Fi association request frame. This could lead to a stack buffer overflow, resulting in kernel memory corruption and potentially a denial of service or arbitrary code execution.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')