CVE-2026-80670 | Linux Kernel up to 6.18.39/7.1.4 perf tools machine__resolve al->cpu/env->nr_cpus_avail out-of-bounds

A vulnerability has been found in Linux Kernel up to 6.18.39/7.1.4 and classified as problematic. The impacted element is the function machine__resolve of the component perf tools. The manipulation of the argument al->cpu/env->nr_cpus_avail leads to out-of-bounds read.

This vulnerability is listed as CVE-2026-80670. The attack may be initiated remotely. There is no available exploit.

The affected component should be upgraded.VulDB Recent EntriesRead More