SB2024062454 - Buffer overflow in Linux kernel usb host driver
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062454
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) Buffer overflow (CVE-ID: CVE-2021-47434)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the xhci_handle_stopped_cmd_ring() function in drivers/usb/host/xhci-ring.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/22bcb65ea41072ab5d03c0c6290e04e0df6d09a0
- https://git.kernel.org/stable/c/62c182b5e763e5f4062e72678e72ce3e02dd4d1b
- https://git.kernel.org/stable/c/01c2dcb67e71c351006dd17cbba86c26b7f61eaf
- https://git.kernel.org/stable/c/dec944bb7079b37968cf69c8a438f91f15c4cc61
- https://git.kernel.org/stable/c/e54abefe703ab7c4e5983e889babd1447738ca42
- https://git.kernel.org/stable/c/ff0e50d3564f33b7f4b35cadeabd951d66cfc570
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.252
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.75
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.155