SB2025061856 - Memory leak in Linux kernel udc aspeed-vhub driver
Published: June 18, 2025
Security Bulletin ID
SB2025061856
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-2022-50139)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the ast_vhub_init_desc() function in drivers/usb/gadget/udc/aspeed-vhub/hub.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/0e0a40c803643f4edc30f0660f2f3bea4d57a99a
- https://git.kernel.org/stable/c/220fafb4ed04187e9c17be4152da5a7f2ffbdd8c
- https://git.kernel.org/stable/c/3503305225ca24c3229414c769323fb8bf39b4bf
- https://git.kernel.org/stable/c/4070f3c83cd28267f469a59751480ad39435f26a
- https://git.kernel.org/stable/c/e6db5780c2bf6e23be7b315809ef349b4b4f2213