SB2025122334 - Use of uninitialized resource in Linux kernel dsa microchip driver
Published: December 23, 2025
Security Bulletin ID
SB2025122334
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use of uninitialized resource (CVE-ID: CVE-2025-68338)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the ksz_setup() function in drivers/net/dsa/microchip/ksz_common.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.