• 公告ID (KylinSec-SA-2024-4660)

摘要:

In the Linux kernel, the following vulnerability has been resolved:

i40e: Fix NULL ptr dereference on VSI filter sync

Remove the reason of null pointer dereference in sync VSI filters.
Added new I40E_VSI_RELEASING flag to signalize deleting and releasing
of VSI resources to sync this thread with sync filters subtask.
Without this patch it is possible to start update the VSI filter list
after VSI is removed, that's causing a kernel oops.

安全等级: Low

公告ID: KylinSec-SA-2024-4660

发布日期: 2024年5月17日

关联CVE: CVE-2021-47184  

  • 详细介绍

1. 漏洞描述

   

In the Linux kernel, the following vulnerability has been resolved:

i40e: Fix NULL ptr dereference on VSI filter sync

Remove the reason of null pointer dereference in sync VSI filters.
Added new I40E_VSI_RELEASING flag to signalize deleting and releasing
of VSI resources to sync this thread with sync filters subtask.
Without this patch it is possible to start update the VSI filter list
after VSI is removed, that's causing a kernel oops.

2. 影响范围

cve名称 产品 组件 是否受影响
CVE-2021-47184 KY3.5.1 kernel Unaffected
CVE-2021-47184 V6 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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