#VU121179 Heap-based buffer overflow in gpsd - CVE-2025-67268
Published: January 12, 2026
Vulnerability identifier: #VU121179
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-67268
CWE-ID: CWE-122
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
gpsd
gpsd
Software vendor:
Eric S. Raymond
Eric S. Raymond
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in drivers/driver_nmea2000.c when handling NMEA2000 PGN 129540 (GNSS Satellites in View) packets. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.