CVE-2012-2119
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.
MacVTap是用于简化虚拟化桥型网络的设备驱动程序。 Linux kernel 3.4.5之前版本中的macvtap设备驱动程序中存在缓冲区溢出漏洞。程序在某些配置下运行的过程中，通过带有较长的向量长度的描述符，带有特权KVM guest攻击者利用该漏洞导致拒绝服务（崩溃）。
Possible ATT&CK Techniques 1 AI
T1060
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I. Basic Information for CVE-2012-2119
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length.
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
MacVTap 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MacVTap是用于简化虚拟化桥型网络的设备驱动程序。 Linux kernel 3.4.5之前版本中的macvtap设备驱动程序中存在缓冲区溢出漏洞。程序在某些配置下运行的过程中，通过带有较长的向量长度的描述符，带有特权KVM guest攻击者利用该漏洞导致拒绝服务（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-2012-2119
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2012-2119 (2)
Vendor Advisories for CVE-2012-2119 (2)
Mailing List Discussions for CVE-2012-2119 (3)
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http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html vendor-advisory x_refsource_SUSE
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Other References for CVE-2012-2119 (2)
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http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 x_refsource_CONFIRM
Same Patch Batch · n/a · 2013-01-22 · 10 CVEs total
| CVE-2012-2137 | Linux Kernel KVM ‘kvm_set_irq()’函数本地缓冲区错误漏洞 | |
| CVE-2012-2372 | Linux Kernel RDS本地拒绝服务漏洞 | |
| CVE-2012-3364 | Linux kernel NCI多个远程基于栈的缓冲区错误漏洞 | |
| CVE-2012-4414 | Oracle MySQL SQL注入漏洞 | |
| CVE-2012-4461 | Linux Kernel KVM 本地拒绝服务漏洞 | |
| CVE-2012-4918 | Call of Duty Elite for iOS 证书验证安全漏洞 | |
| CVE-2012-5616 | Apache CloudStack 本地信息泄露漏洞 | |
| CVE-2012-6096 | Nagios Core/Icinga ‘process_cgivars()’函数栈缓冲区溢出漏洞 | |
| CVE-2012-6502 | Microsoft Internet Explorer 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2012-2119
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