CVE-2026-90217

Updated on 17 Sep 2026

Severity

7.8 High severity

Details

CVSS score
7.8

Overview

About vulnerability

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

bpf: Compare iterator types during state pruning

An iterator stack slot can be MEM_RCU or PTR_UNTRUSTED. These states must not be equal, or the verifier can prune an unsafe path.

Compare the pointer type for STACK_ITER slots.

Details

KernelCare state

Live-patch status from KernelCare for each operating system.

Operating system Status Covered kernels
Debian 13 Planned —
Ubuntu 26.04 Planned —