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I. Basic Information for CVE-2021-46926
Vulnerability Information

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Vulnerability Title
ALSA: hda: intel-sdw-acpi: harden detection of controller
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: intel-sdw-acpi: harden detection of controller The existing code currently sets a pointer to an ACPI handle before checking that it's actually a SoundWire controller. This can lead to issues where the graph walk continues and eventually fails, but the pointer was set already. This patch changes the logic so that the information provided to the caller is set when a controller is found.
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,该漏洞源于控制器检测存在逻辑问题。
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 6f11586f4896ee448262747788a0a3faf0fe9066 ~ cce476954401e3421afafb25bbaa926050688b1d -
LinuxLinux 5.3 -
II. Public POCs for CVE-2021-46926
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III. Intelligence Information for CVE-2021-46926
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IV. Related Vulnerabilities
V. Comments for CVE-2021-46926

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