Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Use-after-free vulnerability in fs/crypto/ in the Linux kernel before 4.10.7 allows local users to cause a denial of service (NULL pointer dereference) or possibly gain privileges by revoking keyring keys being used for ext4, f2fs, or ubifs encryption, causing cryptographic transform objects to be freed prematurely.
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。NFSv4 implementation是其中的一个分布式文件系统协议。 Linux kernel 4.10.7之前的版本中的fs/crypto/存在释放后重用漏洞。本地攻击者可通过撤回用于ext4、f2fs或ubifs加密的keyring密钥利用该漏洞造成拒绝服务（空指针逆向引用）或获取权限。
CVSS Information
N/A
Vulnerability Type
N/A