CVE-2023-52475

CVE Details

Release Date:

2024-02-29

Description

In the Linux kernel, the following vulnerability has been resolved:\nInput: powermate - fix use-after-free in powermate_config_complete\nsyzbot has found a use-after-free bug [1] in the powermate driver. This\nhappens when the device is disconnected, which leads to a memory free from\nthe powermate_device struct. When an asynchronous control message\ncompletes after the kfree and its callback is invoked, the lock does not\nexist anymore and hence the bug.\nUse usb_kill_urb() on pm->config to cancel any in-progress requests upon\ndevice disconnection.\n[1] https://syzkaller.appspot.com/bug?extid=0434ac83f907a1dbdd1e

See more information about CVE-2023-52475 from MITRE CVE dictionary and NIST NVD

CVSS Scoring

NOTE: The following CVSS v3.1 metrics and score provided are preliminary and subject to review.

Base Score:	6.1	CVSS Vector:	CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector:	Physical	Attack Complexity:	High
Privileges Required:	High	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 9 (kernel)	ELSA-2024-9315	2024-11-14