Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a donor.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel 'mext_check_arguments'函数权限许可和访问控制问题漏洞
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 2.6.35之前版本中的fs/ext4/move_extent.c文件中的mext_check_arguments函数存在权限许可和访问控制漏洞。本地用户可以借助MOVE_EXT的系统调用来指定append-only文件为donor进而覆盖这个文件。
CVSS Information
N/A
Vulnerability Type
N/A