SB2025091945 - Memory leak in Linux kernel usb phy driver
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091945
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) Memory leak (CVE-ID: CVE-2023-53379)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the tahvo_usb_probe() function in drivers/usb/phy/phy-tahvo.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/342161c11403ea00e9febc16baab1d883d589d04
- https://git.kernel.org/stable/c/38dbd6f72bfbeba009efe0e9ec1f3ff09f9e23fa
- https://git.kernel.org/stable/c/3e5a7bebf832b1482efe27bcc15a88c5b28a30d0
- https://git.kernel.org/stable/c/4da9edeccf77d7b4c6dbcb34d5908acdaa5bd7e3
- https://git.kernel.org/stable/c/56901de563359de20513e16a9ae008ae2c22e9a9
- https://git.kernel.org/stable/c/dd9b7c89a80428cc5f4ae0d2e1311fdedb2a1aac
- https://git.kernel.org/stable/c/ecf26d6e1b5450620c214feea537bb6ce05c6741
- https://git.kernel.org/stable/c/fe9cdc19861950582f077f254a12026e169eaee5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.251