Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990215)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990215 advisory. In the Linux kernel, the following vulnerability has been resolved: nullblk: fix validation of block size Block size should be between 512 and PAGESIZE and be a powe...

kernel: null_blk: fix validation of block size

In the Linux kernel, the following vulnerability has been resolved: nullblk: fix validation of block size Block size should be between 512 and PAGESIZE and be a power of 2. The current check does not validate this, so update the check. Without this patch, nullblk would Oops due to a null pointer...