SB2024051344 - Denial of service in Linux kernel usb-audio
Published: May 13, 2024 Updated: May 14, 2025
Security Bulletin ID
SB2024051344
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) NULL pointer dereference (CVE-ID: CVE-2021-47211)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error within the snd_usb_set_sample_rate_v2v3() function in sound/usb/clock.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.