CVE-2024-41077

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

29/07/2024

Last modified:

03/11/2025

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]

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::		5.10.223 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.164 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.101 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.42 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.9.11 (excluding)
cpe:2.3:o:linux:linux_kernel:6.10:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.10:rc2::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2024-41077

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools