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I. Basic Information for CVE-2022-49969
Vulnerability Information

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Vulnerability Title
drm/amd/display: clear optc underflow before turn off odm clock
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: clear optc underflow before turn off odm clock [Why] After ODM clock off, optc underflow bit will be kept there always and clear not work. We need to clear that before clock off. [How] Clear that if have when clock off.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞,该漏洞源于未在关闭odm时钟前清除optc下溢位,可能导致下溢位无法清除。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
LinuxLinux 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c ~ 443687798d6f094412b7312b64b3bb4d99aedff7 -
LinuxLinux 4.15 -
II. Public POCs for CVE-2022-49969
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III. Intelligence Information for CVE-2022-49969
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IV. Related Vulnerabilities
V. Comments for CVE-2022-49969

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