CVE-2025-22048

Summary of CVE-2025-22048 (Linux kernel LoongArch BPF issue) : The problem was triggered by sign-extending the BPF return value. After commit 73c359d1d356, a5 (BPF return value) was sign-extended to a0, and for native calls the a0 value was propagated back to a5. For bpf2bpf calls this propagatio...