漏洞信息
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漏洞
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漏洞信息
An issue was discovered in the Linux kernel through 4.17.2. Since the page allocator does not yield CPU resources to the owner of the oom_lock mutex, a local unprivileged user can trivially lock up the system forever by wasting CPU resources from the page allocator (e.g., via concurrent page fault events) when the global OOM killer is invoked. NOTE: the software maintainer has not accepted certain proposed patches, in part because of a viewpoint that "the underlying problem is non-trivial to handle.
漏洞信息
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漏洞
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漏洞
Linux kernel 安全漏洞
漏洞信息
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 4.17.2及之前版本中存在安全漏洞，该漏洞源于页面分配器没有向oom_lock互斥锁进程提供CPU资源。本地攻击者可通过消耗页面分配器的CPU资源利用该漏洞永久性的锁住系统。
漏洞信息
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漏洞
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