PT-2024-30746 · Linux+10 · Linux Kernel+10
Waiman Long
·
Published
2024-08-07
·
Updated
2025-09-29
·
CVE-2024-43889
CVSS v3.1
5.5
Medium
| Vector | AV: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 versions prior to 6.6.50
Description
A divide-by-0 panic can occur in the
padata mt helper() function when ps->chunk size is 0. This happens when the min chunk in the passed-in padata mt job structure is 0. The issue is resolved by ensuring that chunk size is at least 1, regardless of the input parameters.Recommendations
To resolve this issue, update the Linux kernel to version 6.6.50 or later. If updating is not possible, ensure that the
chunk size is set to at least 1 in the padata do multithreaded() function to prevent the divide-by-0 panic.Exploit
Fix
Divide By Zero
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Linuxmint
Linux Kernel
Red Hat
Red Os
Rocky Linux
Suse
Ubuntu