CVE-2025-46836 – net-tools Stack-based Buffer Overflow vulnerability

https://notcve.org/view.php?id=CVE-2025-46836

14 May 2025 — net-tools is a collection of programs that form the base set of the NET-3 networking distribution for the Linux operating system. Inn versions up to and including 2.10, the Linux network utilities (like ifconfig) from the net-tools package do not properly validate the structure of /proc files when showing interfaces. `get_name()` in `interface.c` copies interface labels from `/proc/net/dev` into a fixed 16-byte stack buffer without bounds checking, leading to possible arbitrary code execution or crash. The ... • https://github.com/ecki/net-tools/commit/7a8f42fb20013a1493d8cae1c43436f85e656f2d • CWE-20: Improper Input Validation CWE-121: Stack-based Buffer Overflow •