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CVE-2012-2123

EPSS 0.06% · P18
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I. Basic Information for CVE-2012-2123

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel ‘security/commoncap.c’ 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
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。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

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II. Public POCs for CVE-2012-2123

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III. Intelligence Information for CVE-2012-2123

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Same Patch Batch · n/a · 2012-05-17 · 21 CVEs total

CVE-2012-1090Linux Kerne ‘cifs_lookup’ 权限许可和访问控制问题漏洞
CVE-2012-2319Linux kernel 权限许可和访问控制问题漏洞
CVE-2012-2121Linux kernel ‘KVM’ 权限许可和访问控制漏洞
CVE-2012-1601Linux Kernel ‘KVM_CREATE_IRQCHIP ioctl’ 资源管理错误漏洞
CVE-2012-1179Linux Kernel ‘KVM’ 权限许可和访问控制漏洞
CVE-2011-4611Linux kernel ‘perf_event_interrupt’ 整数溢出漏洞
CVE-2011-4326Linux kernel 资源管理错误漏洞
CVE-2011-4131Linux Kernel ‘NFSv4’ 缓冲区错误漏洞
CVE-2012-1146Linux Kernel ‘mem_cgroup_usage_unregister_event’ 拒绝服务漏洞
CVE-2012-1097Linux Kernel ‘regset’ 拒绝服务漏洞
CVE-2011-3637Linux Kernel ‘m_stop’ 输入验证错误漏洞
CVE-2012-0879Linux Kernel ‘I/O’ 输入验证错误漏洞
CVE-2012-0207Linux Kernel ‘igmp_heard_query’ 资源管理错误漏洞
CVE-2012-0058Linux Kernel ‘kiocb_batch_free’ 资源管理错误漏洞
CVE-2012-0044Linux kernel 输入验证错误漏洞
CVE-2012-0038Linux Kernel ‘xfs_acl_from_disk’ 整数溢出漏洞
CVE-2011-4621Linux Kernel拒绝服务漏洞
CVE-2011-4594Linux Kernel ‘net/socket.c’ 拒绝服务漏洞
CVE-2011-4112Linux Kernel ‘IFF_TX_SKB_SHARING’ 权限许可和访问控制问题漏洞
CVE-2011-4097Linux kernel 输入验证错误漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

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