cve/2025/CVE-2025-38702.md

CVE-2025-38702

Description

In the Linux kernel, the following vulnerability has been resolved:fbdev: fix potential buffer overflow in do_register_framebuffer()The current implementation may lead to buffer overflow when:1. Unregistration creates NULL gaps in registered_fb[]2. All array slots become occupied despite num_registered_fb < FB_MAX3. The registration loop exceeds array boundsAdd boundary check to prevent registered_fb[FB_MAX] access.

POC

Reference

No PoCs from references.

Github

• https://github.com/w4zu/Debian_security