SB20260828195 - Division by zero in Linux kernel freescale enetc driver
Published: August 28, 2026
Security Bulletin ID
SB20260828195
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Partial DoS
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Division by zero (CVE-ID: CVE-2026-80610)
CWE-ID: CWE-369 - Divide By Zero
CVSSv4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to division by zero in enetc4_default_rings_allocation() when distributing rings among PF and VFs with num_vsi set to zero. A local user can trigger the vulnerable code path to cause a denial of service.
The issue affects i.MX94 standalone ENETC configurations that do not support SR-IOV.
Remediation
Install update from vendor's website.