CVE-2026-64539 Bluetooth: eir: Fix stack OOB write when prepending the Flags AD

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: eir: Fix stack OOB write when prepending the Flags AD eircreateadvdata builds the advertising data into a fixed-size buffer "size", 31 for the legacy path. It may prepend a 3-byte "Flags" AD structure LEADNOBREDR on an...

PT-2026-65214

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A stack-out-of-bounds write exists in the Bluetooth component. The eir create adv data function constructs advertising data within a fixed-size buffer. When using the legacy path, the...