CVE-2026-80639 | Linux Kernel up to 7.1.4 cxl/test lib/string_helpers.c setup_xor_mapping buffer overflow

A vulnerability, which was classified as very critical, was found in Linux Kernel up to 7.1.4. Impacted is the function setup_xor_mapping of the file lib/string_helpers.c of the component cxl/test. Such manipulation leads to buffer overflow.

This vulnerability is documented as CVE-2026-80639. The attack can be executed remotely. There is not any exploit available.

You should upgrade the affected component.VulDB Recent EntriesRead More