Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
**DISPUTED** An issue was discovered in the efi subsystem in the Linux kernel through 5.1.5. phys_efi_set_virtual_address_map in arch/x86/platform/efi/efi.c and efi_call_phys_prolog in arch/x86/platform/efi/efi_64.c mishandle memory allocation failures. NOTE: This id is disputed as not being an issue because “All the code touched by the referenced commit runs only at boot, before any user processes are started. Therefore, there is no possibility for an unprivileged user to control it.”.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel EFI子系统代码问题漏洞
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel 5.1.5之前版本中的EFI子系统存在代码问题漏洞，该漏洞源于arch/x86/platform/efi/efi.c和efi_call_phys_prolog in arch/x86/platform/efi/efi_64.c文件中的‘phys_efi_set_virtual_address_map’函数错误地处理了内存分配失败的情况。攻击者可利用该漏洞造成拒绝服务。
CVSS Information
N/A
Vulnerability Type
N/A