Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The init_new_context function in arch/x86/include/asm/mmu_context.h in the Linux kernel before 4.12.10 does not correctly handle errors from LDT table allocation when forking a new process, allowing a local attacker to achieve a use-after-free or possibly have unspecified other impact by running a specially crafted program. This vulnerability only affected kernels built with CONFIG_MODIFY_LDT_SYSCALL=y.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 安全漏洞
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 4.12.10之前的版本中的arch/x86/include/asm/mmu_context.h文件的‘init_new_context’函数存在安全漏洞，该漏洞源于程序没有正确的处理LDT表分配时出现的错误。本地攻击者可借助特制的程序利用该漏洞造成释放后重用。
CVSS Information
N/A
Vulnerability Type
N/A