CVE-2013-2146
Quick assessment
Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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 3.8.8及之前的版本中的arch/x86/kernel/cpu/perf_event_intel.c中存在漏洞。该漏洞源于当启用Performance Events Subsystem时，程序指定了不正确的位掩码。本地攻击者可通过尝试设置保留位利用该漏洞造成拒绝服务（通用保护故障和系统崩溃）。
Possible ATT&CK Techniques 1 AI
T1531 · Account Access Removal
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I. Basic Information for CVE-2013-2146
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
arch/x86/kernel/cpu/perf_event_intel.c in the Linux kernel before 3.8.9, when the Performance Events Subsystem is enabled, specifies an incorrect bitmask, which allows local users to cause a denial of service (general protection fault and system crash) by attempting to set a reserved bit.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 输入验证错误漏洞
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 3.8.8及之前的版本中的arch/x86/kernel/cpu/perf_event_intel.c中存在漏洞。该漏洞源于当启用Performance Events Subsystem时，程序指定了不正确的位掩码。本地攻击者可通过尝试设置保留位利用该漏洞造成拒绝服务（通用保护故障和系统崩溃）。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2013-2146
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2013-2146 (2)
Vendor Advisories for CVE-2013-2146 (3)
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🔗 https://bugzilla.redhat.com/show_bug.cgi?id=971309 x_refsource_CONFIRM
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🔗 http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 vendor-advisory x_refsource_MANDRIVA
Mailing List Discussions for CVE-2013-2146 (1)
Other References for CVE-2013-2146 (1)
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🔗 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9 x_refsource_CONFIRM
Same Patch Batch · n/a · 2013-06-07 · 14 CVEs total
| CVE-2013-0142 | QNAP VioStor NVR和QNAP NAS Hard Coded Credentials身份验证绕过漏洞 | |
| CVE-2013-0143 | QNAP VioStor NVR和QNAP NAS 远程代码执行漏洞 | |
| CVE-2013-0144 | QNAP VioStor NVR 跨站请求伪造漏洞 | |
| CVE-2013-0947 | RSA Authentication Manager 多个信息泄露漏洞 | |
| CVE-2013-2128 | Linux Kernel ‘tcp_collapse()’ 本地拒绝服务漏洞 | |
| CVE-2011-4604 | Linux kernel缓冲区错误漏洞 | |
| CVE-2013-1929 | Linux Kernel ‘tg3.c’整数溢出漏洞 | |
| CVE-2013-2141 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2147 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2148 | Linux kernel 资源管理错误漏洞 | |
| CVE-2013-2850 | Linux Kernel 堆缓冲区错误漏洞 | |
| CVE-2013-2851 | Linux kernel ‘register_disk’函数格式化字符串漏洞 | |
| CVE-2013-2852 | Linux kernel ‘b43_request_firmware’函数格式化字符串漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2013-2146
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