SB2025121665 - Use-after-free in Linux kernel most driver
Published: December 16, 2025
Security Bulletin ID
SB2025121665
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 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2025-68290)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the hdm_probe() function in drivers/most/most_usb.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0dece48660be16918ecf2dbdc7193e8be03e1693
- https://git.kernel.org/stable/c/2274767dc02b756b25e3db1e31c0ed47c2a78442
- https://git.kernel.org/stable/c/8d8ffefe3d5d8b7b73efb866db61130107299c5c
- https://git.kernel.org/stable/c/90e6ce2b1b19fb8b9d4afee69f40e4c6a4791154
- https://git.kernel.org/stable/c/993bfdc3842893c394de13c8200c338ebb979589
- https://git.kernel.org/stable/c/a4c4118c2af284835b16431bbfe77e0130c06fef
- https://git.kernel.org/stable/c/baadf2a5c26e802a46573eaad331b427b49aaa36