Out-of-bounds read in Linux kernel - CVE-2025-68777
Published: January 14, 2026
Vulnerability identifier: #VU121393
CSH Severity: Low
CVSS v4.0: 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
CVE-ID: CVE-2025-68777
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an out-of-bounds read error within the titsc_config_wires() function in drivers/input/touchscreen/ti_am335x_tsc.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2025-68777
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/08c0b561823a7026364efb38ed7f4a3af48ccfcd
- https://git.kernel.org/stable/c/248d3a73a0167dce15ba100477c3e778c4787178
- https://git.kernel.org/stable/c/40e3042de43ffa0017a8460ff9b4cad7b8c7cb96
- https://git.kernel.org/stable/c/84e4d3543168912549271b34261f5e0f94952d6e
- https://git.kernel.org/stable/c/bf95ec55805828c4f2b5241fb6b0c12388548570