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I. Basic Information for CVE-2021-47134
Vulnerability Information

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Vulnerability Title
efi/fdt: fix panic when no valid fdt found
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: efi/fdt: fix panic when no valid fdt found setup_arch() would invoke efi_init()->efi_get_fdt_params(). If no valid fdt found then initial_boot_params will be null. So we should stop further fdt processing here. I encountered this issue on risc-v.
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 efi/fdt 模块未找到有效 fdt 时出现的恐慌。
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 b91540d52a08b65eb6a2b09132e1bd54fa82754c ~ 5148066edbdc89c6fe5bc419c31a5c22e5f83bdb -
LinuxLinux 5.10 -
II. Public POCs for CVE-2021-47134
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III. Intelligence Information for CVE-2021-47134
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IV. Related Vulnerabilities
V. Comments for CVE-2021-47134

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