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CVE-2013-0914

EPSS 0.01% · P1
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I. Basic Information for CVE-2013-0914

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.
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 ‘sa_restorer’字段本地信息泄露漏洞
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 3.8.4之前版本中的kernel/signal.c中的‘flush_signal_handlers’函数中存在漏洞，该漏洞源于程序没有阻止sa_restorer字段的值跨exec操作。通过包含sigaction系统调用的特制应用程序，本地攻击者利用该漏洞绕过ASLR保护机制。
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-2013-0914

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III. Intelligence Information for CVE-2013-0914

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Same Patch Batch · n/a · 2013-03-22 · 20 CVEs total

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CVE-2013-1792Linux Kernel ‘install_user_keyrings()’竞争条件漏洞
CVE-2013-1860Linux Kernel ‘cdc-wdm’ USB设备驱动器基于堆的缓冲区错误漏洞
CVE-2013-1848Linux Kernel ext3消息记录格式化字符串漏洞
CVE-2013-1828Linux Kernel ‘SCTP_GET_ASSOC_STATS()’ 基于栈的缓冲区错误漏洞
CVE-2013-1827Linux Kernel 多个本地权限提升漏洞
CVE-2013-1826Linux Kernel 本地权限提升漏洞
CVE-2013-1798Linux kernel ‘ioapic_read_indirect’函数拒绝服务漏洞
CVE-2013-1797Linux kernel 资源管理错误漏洞
CVE-2013-1796Linux Kernel KVM 缓冲区错误漏洞

IV. Related Vulnerabilities

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Same vendor: n/a

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