Vulnerability Information
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Vulnerability Title
Ubuntu linux kernel shiftfs file system double free vulnerability
Vulnerability Description
Shiftfs, an out-of-tree stacking file system included in Ubuntu Linux kernels, did not properly handle faults occurring during copy_from_user() correctly. These could lead to either a double-free situation or memory not being freed at all. An attacker could use this to cause a denial of service (kernel memory exhaustion) or gain privileges via executing arbitrary code. AKA ZDI-CAN-13562.
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Vulnerability Type
双重释放
Vulnerability Title
linux kernel 安全漏洞
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 kernels 存在安全漏洞，攻击者可利用该漏洞可以使用它来导致拒绝服务(内核内存耗尽)或通过执行任意代码获得特权。
CVSS Information
N/A
Vulnerability Type
N/A