cve/2024/CVE-2024-27401.md

CVE-2024-27401

Description

In the Linux kernel, the following vulnerability has been resolved:firewire: nosy: ensure user_length is taken into account when fetching packet contentsEnsure that packet_buffer_get respects the user_length provided. Ifthe length of the head packet exceeds the user_length, packet_buffer_getwill now return 0 to signify to the user that no data were readand a larger buffer size is required. Helps prevent user space overflows.

POC

Reference

No PoCs from references.

Github

• https://github.com/ethan42/linux-ieee1394