cve/2024/CVE-2024-50268.md
2025-09-29 21:09:30 +02:00

1.2 KiB

CVE-2024-50268

Description

In the Linux kernel, the following vulnerability has been resolved:usb: typec: fix potential out of bounds in ucsi_ccg_update_set_new_cam_cmd()The "*cmd" variable can be controlled by the user via debugfs. That means"new_cam" can be as high as 255 while the size of the uc->updated[] arrayis UCSI_MAX_ALTMODES (30).The call tree is:ucsi_cmd() // val comes from simple_attr_write_xsigned()-> ucsi_send_command() -> ucsi_send_command_common() -> ucsi_run_command() // calls ucsi->ops->sync_control() -> ucsi_ccg_sync_control()

POC

Reference

No PoCs from references.

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