Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The cap_bprm_set_creds function in security/commoncap.c in the Linux kernel before 3.3.3 does not properly handle the use of file system capabilities (aka fcaps) for implementing a privileged executable file, which allows local users to bypass intended personality restrictions via a crafted application, as demonstrated by an attack that uses a parent process to disable ASLR.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Linux kernel ‘security/commoncap.c’ 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 3.3.3之前版本的security/commoncap.c中的cap_bprm_set_creds函数中存在漏洞，该漏洞源于未正确处理执行特权的可执行文件的文件系统功能（也称fcaps）的使用。本地用户可利用该漏洞借助特制应用程序绕过预期个性限制，该漏洞已被使用禁用ASLR的父进程证实。
CVSS Information
N/A
Vulnerability Type
N/A