Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause a denial of service (soft lockup) via filesystem operations in environments that use many attributes, as demonstrated by Ceph and Samba.
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 4.6之前版本中的ext2和ext4文件系统现实过程中的mbcache功能存在安全漏洞，该漏洞源于程序没有正确处理xattr块缓存。本地攻击者可利用该漏洞造成拒绝服务（软死锁）。
CVSS Information
N/A
Vulnerability Type
N/A