CVE-2025-21693 | Linux Kernel up to 6.12.11 mm zswap_compress/zswap_decompress initialization

A vulnerability has been found in Linux Kernel up to 6.12.11 and classified as problematic. This vulnerability affects the function zswap_compress/zswap_decompress of the component mm. The manipulation leads to improper initialization.

This vulnerability was named CVE-2025-21693. The attack can only be done within the local network. There is no exploit available.

It is recommended to upgrade the affected component.