CVE-2024-26774

Severity CVSS v4.0:

Pending analysis

Type:

CWE-369 Divide By Zero

Publication date:

03/04/2024

Last modified:

19/06/2025

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt Determine if bb_fragments is 0 instead of determining bb_free to eliminate the risk of dividing by zero when the block bitmap is corrupted.

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::::::::		5.15.150 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.80 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.19 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.7.7 (excluding)
cpe:2.3:o:linux:linux_kernel:6.8:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.8:rc2::::::

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

CVE-2024-26774

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools