CVE-2026-64446
Description
A flaw was found in the Linux kernel's rtl8723bs Wi-Fi driver. A local user can exploit this vulnerability by supplying a crafted Wi-Fi Protected Access (WPA) Information Element (IE) during a connection request. This can lead to a one-byte heap buffer overflow, potentially causing memory corruption and affecting system stability or leading to information disclosure.
Understanding the Weakness (CWE)
Integrity,Confidentiality,Availability
Technical Impact: Modify Memory; Execute Unauthorized Code or Commands
Buffer overflows often can be used to execute arbitrary code, which is usually outside the scope of the product's implicit security policy. This can often be used to subvert any other security service.
Availability
Technical Impact: Modify Memory; DoS: Crash, Exit, or Restart; DoS: Resource Consumption (CPU)
Buffer overflows generally lead to crashes. Other attacks leading to lack of availability are possible, including putting the product into an infinite loop.
Frequently Asked Questions
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