• 公告ID (KylinSec-SA-2022-1411)

摘要:

A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel’s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.

安全等级: Low

公告ID: KylinSec-SA-2022-1411

发布日期: 2022年6月24日

关联CVE: CVE-2022-0500  

  • 详细介绍

1. 漏洞描述

   

A flaw was found in unrestricted eBPF usage by the BPF_BTF_LOAD, leading to a possible out-of-bounds memory write in the Linux kernel’s BPF subsystem due to the way a user loads BTF. This flaw allows a local user to crash or escalate their privileges on the system.

2. 影响范围

cve名称 产品 组件 是否受影响

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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