cve/2024/CVE-2024-42236.md

CVE-2024-42236

Description

In the Linux kernel, the following vulnerability has been resolved:usb: gadget: configfs: Prevent OOB read/write in usb_string_copy()Userspace provided string 's' could trivially have the length zero. Leftunchecked this will firstly result in an OOB read in the formif (str[0 - 1] == '\n') followed closely by an OOB write in the formstr[0 - 1] = '\0'`.There is already a validating check to catch strings that are too long.Let's supply an additional check for invalid strings that are too short.

POC

Reference

No PoCs from references.

Github

• https://github.com/fkie-cad/nvd-json-data-feeds