SB2026011464 - Input validation error in Linux kernel usb
Published: January 14, 2026
Security Bulletin ID
SB2026011464
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) Input validation error (CVE-ID: CVE-2025-68783)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the get_meter_levels_from_urb() function in sound/usb/mixer_us16x08.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/2f21a7cbaaa93926f5be15bc095b9c57c35748d9
- https://git.kernel.org/stable/c/5526c1c6ba1d0913c7dfcbbd6fe1744ea7c55f1e
- https://git.kernel.org/stable/c/a8ad320efb663be30b794e3dd3e829301c0d0ed3
- https://git.kernel.org/stable/c/cde47f4ccad6751ac36b7471572ddf38ee91870c
- https://git.kernel.org/stable/c/eaa95228b8a56c4880a182c0350d67922b22408f