CVEvulnerability

CVE-2024-41077

5.5 MEDIUM Published 2024-07-29 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2024-07-29
Last modified
2026-06-17
Assigner
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-476

Description

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 configurations

• linux linux kernel (< 5.10.223) • linux linux kernel (>= 5.11 < 5.15.164) • linux linux kernel (>= 5.16 < 6.1.101) • linux linux kernel (>= 6.2 < 6.6.42) • linux linux kernel (>= 6.7 < 6.9.11) • linux linux kernel 6.10

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References