SB20251226289 - Integer overflow in Linux kernel gadget function driver
Published: December 26, 2025
Security Bulletin ID
SB20251226289
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) Integer overflow (CVE-ID: CVE-2025-68750)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer overflow within the usbg_make_tpg() function in drivers/usb/gadget/function/f_tcm.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/0861b9cb2ff519b7c5a3b1dd52a343e18c4efb24
- https://git.kernel.org/stable/c/153874010354d050f62f8ae25cbb960c17633dc5
- https://git.kernel.org/stable/c/358d5ba08f1609c34a054aed88c431844d09705a
- https://git.kernel.org/stable/c/603a83e5fee38a950bfcfb2f36449311fa00a474
- https://git.kernel.org/stable/c/620a5e1e84a3a7004270703a118d33eeb1c0f368
- https://git.kernel.org/stable/c/6722e080b5b39ab7471386c73d0c1b39572f943c
- https://git.kernel.org/stable/c/6f77e344515b5258edb3988188311464209b1c7c
- https://git.kernel.org/stable/c/a33f507f36d5881f602dab581ab0f8d22b49762c