PT-2024-7699 · Linux+7 · Linux Kernel+7

Baokun Li

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Published

2024-01-18

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Updated

2025-09-29

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CVE-2024-26774

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The issue is related to a division by zero error in the mb update avg fragment size() function when the block bitmap is corrupted. This can be exploited to cause a denial of service. The risk of dividing by zero is eliminated by checking if bb fragments is 0 instead of checking bb free.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Divide By Zero

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Weakness Enumeration

CWE-369

Related Identifiers

ALSA-2025_12746
ALSA-2025_12752
ALSA-2025_12753
ALSA-2025_16880
BDU:2024-09156
CVE-2024-26774
DSA-5658-1
INFSA-2024_9315
RHSA-2024:9315
RHSA-2024_9315
SUSE-SU-2024:2135-1
SUSE-SU-2024:2203-1
SUSE-SU-2024:2973-1
SUSE-SU-2025:20008-1
USN-6820-1
USN-6820-2
USN-6821-1
USN-6821-2
USN-6821-3
USN-6821-4
USN-6828-1
USN-6871-1
USN-6892-1
USN-6919-1

Affected Products

Astra Linux
Debian
Linuxmint
Linux Kernel
Red Hat
Red Os
Suse
Ubuntu