• CVE-2023-52840

发布时间: 2024年5月31日

修改时间: 2025年4月13日

概要

In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - fix use after free in rmi_unregister_function() The put_device() calls rmi_release_function() which frees "fn" so the dereference on the next line "fn->num_of_irqs" is a use after free. Move the put_device() to the end to fix this.

CVSS v3 指标

NVD openEuler
Confidentiality High High
Attack Vector Local Local
CVSS评分 7.8 7.8
Attack Complexity Low Low
Privileges Required Low Low
Scope Unchanged Unchanged
Integrity High High
User Interaction None None
Availability High High

安全公告

公告名 概要 发布时间
KylinSec-SA-2024-4680 In the Linux kernel, the following vulnerability has been resolved: Input: synaptics-rmi4 - fix use after free in rmi_unregister_function() The put_device() calls rmi_release_function() which frees "fn" so the dereference on the next line "fn->num_of_irqs" is a use after free. Move the put_device() to the end to fix this. 2024年5月31日
KylinSec-SA-2024-4746 kernel security update 2024年5月31日
KylinSec-SA-2024-4954 kernel security update 2024年5月31日

影响产品

产品 状态
KY3.4-4A kernel Fixed
KY3.4-5A kernel Fixed
KY3.5.2 kernel Fixed
KY3.5.2 kernel Unaffected
V6 kernel Unaffected