CVE-2026-21734

CVE-2026-21734 affects the GPU shader compiler flow in the GPU DDK/libusc path used for WebGPU shader compilation. An edge case with unusually small values in GPU shader code can trigger an out-of-bounds write in the shader compiler library, potentially causing a segmentation fault or enabling fu...

kernel: sch_hfsc: make hfsc_qlen_notify() idempotent

In the Linux kernel, the following vulnerability has been resolved: schhfsc: make hfscqlennotify idempotent hfscqlennotify is not idempotent either and not friendly to its callers, like fqcodeldequeue. Let's make it idempotent to ease qdisctreereducebacklog callers' life: 1. updatevf decreases...