SB2025012158 - Use of uninitialized resource in Linux kernel hwmon driver
Published: January 21, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025012158
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-2025-21656)
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 drivetemp_scsi_command() function in drivers/hwmon/drivetemp.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/42268d885e44af875a6474f7bba519cc6cea6a9d
- https://git.kernel.org/stable/c/53e25b10a28edaf8c2a1d3916fd8929501a50dfc
- https://git.kernel.org/stable/c/82163d63ae7a4c36142cd252388737205bb7e4b9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.72