High severity7.8NVD Advisory· Published Sep 17, 2026· Updated Oct 19, 2026

CVE-2026-93147

Description

In the Linux kernel, the following vulnerability has been resolved:

s390/bpf: Replace ly instruction with llgf

cpu_nr is a 32 bit value and BPF_REG_0 is a 64 bit register, when ly loads the cpu_nr into BPF_REG_0 it does not zero the upper bits, but llgf does.

LLM-synthesized narrative grounded in this CVE's description and references.

Linux/Kernelllm-fuzzy
osv-coords2 versions
pkg:linux/kernel pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Tumbleweed
>= 7.2.0, < 7.2.6+ 1 more
- (no CPE)range: >= 7.2.0, < 7.2.6
- (no CPE)range: < 7.2.8-1.1

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