CVE-2026-74649

A missing length validation in the Linux kernel rtl8723bs staging driver's WEP shared-key authentication handler (OnAuthClient()) allows a malicious Access Point to send a malformed WLAN_EID_CHALLENGE element with a length up to 255 bytes, which is then copied via memcpy() into a fixed 128-byte c...

CVE-2026-74649 staging: rtl8723bs: fix missing shared-key auth challenge length check

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix missing shared-key auth challenge length check The WEP shared-key authentication handler uses the challenge-text element's attacker-controlled length without checking it against the fixed 128-byte chgtxt...

PT-2026-79654

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The WEP shared-key authentication handler in the rtl8723bs staging driver fails to validate the length of the challenge-text element. In the OnAuthClient function, the length obtained vi...