https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-29T10:30:40.076982+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2024-41077 CVE-2024-41077 — null_blk: fix validation of block size 2026-09-29T10:30:40.131846+00:00

Affected: Linux

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]