CVE-2026-90251

CVE-2026-90251 affects the Linux kernel's Bluetooth MSFT driver . In read_supported_features(), the evt_prefix_len field (an unvalidated u8) is used to call kmemdup without checking it against the actual response length. A malicious or buggy Bluetooth controller can declare evt_prefix_len = 255 i...

EUVD-2026-81844

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MSFT: validate evtprefixlen against the response length readsupportedfeatures only checks that the response covers the fixed part of struct msftrpreadsupportedfeatures, which is 11 bytes: if skb-len evtprefixlen is an...

CVE-2026-90251 Bluetooth: MSFT: validate evt_prefix_len against the response length

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MSFT: validate evtprefixlen against the response length readsupportedfeatures only checks that the response covers the fixed part of struct msftrpreadsupportedfeatures, which is 11 bytes: if skb-len evtprefixlen is an...