AMD has proposed new Linux kernel patches to enable BTB isolation under SEV-SNP, adding another layer of protection for confidential virtual machines against branch prediction side-channel risks.

Linus Torvalds has warned Linux developers against using unseeded randomness, calling it insecure and highlighting risks tied to weak entropy sources.

Qualcomm is pushing a new Linux DSP accelerator driver designed to standardize Hexagon DSP offload using the kernel’s accel framework.