CVE-2026-23248 | Linux Kernel up to 6.18.16/6.19.6/7.0-rc1 perf mmap use after free (EUVD-2026-12811 / Nessus ID 302906)
A vulnerability classified as critical has been found in Linux Kernel up to 6.18.16/6.19.6/7.0-rc1. This impacts the function mmap of the component perf. Performing a manipulation results in use after free.
This vulnerability is known as CVE-2026-23248. Access to the local network is required for this attack. No exploit is available.
It is recommended to upgrade the affected component.