CVE-2024-41077: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: null_blk: fix validation of block size Block size should be between 512 and PAGE_SIZE and be a power of 2. The current check does not validate this, so update the check. Without this patch, null_blk would Oops due to a null pointer deref when loaded with bs=1536 [1]. [axboe: remove unnecessary braces and != 0 check]

Affected products

• Linux Linux Kernel: before 5.10.223 (fixed in 5.10.223); from 5.11, before 5.15.164 (fixed in 5.15.164); from 5.16, before 6.1.101 (fixed in 6.1.101); from 6.2, before 6.6.42 (fixed in 6.6.42); from 6.7, before 6.9.11 (fixed in 6.9.11); version 6.10 only

Published 2024-07-29. Last modified 2026-06-17.