CVE-2026-23327

In the Linux kernel, the following vulnerability has been resolved: cxl/mbox: validate payload size before accessing contents in cxlpayloadfromuserallowed cxlpayloadfromuserallowed casts and dereferences the input payload without first verifying its size. When a raw mailbox command is sent with a...

CVE-2026-23327 cxl/mbox: validate payload size before accessing contents in cxl_payload_from_user_allowed()

In the Linux kernel, the following vulnerability has been resolved: cxl/mbox: validate payload size before accessing contents in cxlpayloadfromuserallowed cxlpayloadfromuserallowed casts and dereferences the input payload without first verifying its size. When a raw mailbox command is sent with a...