Security Advisory

CVE-2025-37948

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2025-05-20 16:01:44
Last updated 2026-05-11 21:18:11
Assigner Linux
State PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs A malicious BPF program may manipulate the branch history to influence what the hardware speculates will happen next. On exit from a BPF program, emit the BHB mititgation sequence. This is only applied for classic cBPF programs that are loaded by seccomp.