SB2025020443 - IBM RackSwitch firmware products update for Linux Kernel
Published: February 4, 2025
Security Bulletin ID
SB2025020443
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use-after-free (CVE-ID: CVE-2020-12464)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the usb_sg_cancel() function in drivers/usb/core/message.c in the Linux kernel. A local user can trigger a use-after-free error during file transfer to USB driver and execute arbitrary code on the system with elevated privileges.
Remediation
Install update from vendor's website.