SB2025091924 - Memory leak in Linux kernel gadget udc driver
Published: September 19, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091924
CSH 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 vulnerability.
1) Memory leak (CVE-ID: CVE-2023-53412)
CWE-ID: CWE-401 - Missing release of memory after effective lifetime
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the bcm63xx_udc_init_debugfs() function in drivers/usb/gadget/udc/bcm63xx_udc.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/31de0b70ae5661a407e9d578bbc41de2d83ac25d
- https://git.kernel.org/stable/c/a91c99b1fe5c6f7e52fb932ad9e57ec7cfe913ec
- https://git.kernel.org/stable/c/b0a2663ecbe8f65cd3bab2b34dd90156ceb0dbb8
- https://git.kernel.org/stable/c/f30c7046dfa2748520a8045bb43ed2fbca0373b5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.5