Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: The maximum minor value is set to blkallocextminor. The function idaallocrange..., with arguments min, max..., returns values ranging from min to max, including both ends. Therefore, NREXTDEVT is a valid index returned by...

kernel: block: Fix the maximum minor value is blk_alloc_ext_minor()

In the Linux kernel, the following vulnerability has been resolved: block: Fix the maximum minor value is blkallocextminor idaallocrange..., min, max, ... returns values from min to max, inclusive. So, NREXTDEVT is a valid idx returned by blkallocextminor. This is an issue because in deviceadddis...