• 公告ID (KylinSec-SA-2022-2607)

摘要:

In ion_ioctl of ion-ioctl.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-209791720References: Upstream kernel

安全等级: Low

公告ID: KylinSec-SA-2022-2607

发布日期: 2022年11月11日

关联CVE: CVE-2021-39801  

  • 详细介绍

1. 漏洞描述

   

In ion_ioctl of ion-ioctl.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-209791720References: Upstream kernel

2. 影响范围

cve名称 产品 组件 是否受影响
CVE-2021-39801 KY3.4-4A kernel Unaffected
CVE-2021-39801 KY3.4-5 kernel Unaffected
CVE-2021-39801 KY3.5.1 kernel Unaffected

3. 影响组件

    无

4. 修复版本

    无

5. 修复方法

   无

6. 下载链接

    无
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