• 公告ID (KylinSec-SA-2024-2972)

摘要:

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

ASoC: codecs: wcd938x: fix incorrect used of portid

Mixer controls have the channel id in mixer->reg, which is not same
as port id. port id should be derived from chan_info array.
So fix this. Without this, its possible that we could corrupt
struct wcd938x_sdw_priv by accessing port_map array out of range
with channel id instead of port id.

安全等级: Low

公告ID: KylinSec-SA-2024-2972

发布日期: 2024年7月3日

关联CVE: CVE-2022-48716  

  • 详细介绍

1. 漏洞描述

   

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

ASoC: codecs: wcd938x: fix incorrect used of portid

Mixer controls have the channel id in mixer->reg, which is not same
as port id. port id should be derived from chan_info array.
So fix this. Without this, its possible that we could corrupt
struct wcd938x_sdw_priv by accessing port_map array out of range
with channel id instead of port id.

2. 影响范围

cve名称 产品 组件 是否受影响
CVE-2022-48716 KY3.4-5 kernel Unaffected
CVE-2022-48716 KY3.5.3 kernel Unaffected
CVE-2022-48716 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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