Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
fs/ext4/extents.c in the Linux kernel before 3.0 does not mark a modified extent as dirty in certain cases of extent splitting, which allows local users to cause a denial of service (system crash) via vectors involving ext4 umount and mount operations.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux Kernel ‘fs/ext4/extents.c’拒绝服务漏洞
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 3.0之前版本中的fs/ext4/extents.c中存在漏洞，该漏洞源于程序在某些扩展拆分的情况下，未将修改后的扩展标记为差。通过包含ext4卸载和安装操作的向量，本地攻击者利用该漏洞导致拒绝服务（系统崩溃）。
CVSS Information
N/A
Vulnerability Type
N/A