CVE-2009-3722
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I. Basic Information for CVE-2009-3722
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The handle_dr function in arch/x86/kvm/vmx.c in the KVM subsystem in the Linux kernel before 2.6.31.1 does not properly verify the Current Privilege Level (CPL) before accessing a debug register, which allows guest OS users to cause a denial of service (trap) on the host OS via a crafted application.
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 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基金会的开源操作系统Linux所使用的内核。 Linux kernel存在权限许可和访问控制问题漏洞，该漏洞源于没有在访问debug寄存器前正确的验证当前的特权等级(CPL)，使得guest类型操作系统用户可以借助一个特制的应用程序，引起拒绝服务攻击。
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 | - |
II. Public POCs for CVE-2009-3722
| # | POC Description | Source Link | Shenlong Link |
|---|
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- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc1x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=531660x_refsource_CONFIRM
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.9x_refsource_CONFIRM
- USN-864-1: Linux kernel vulnerabilities | Ubuntu security notices | Ubuntuvendor-advisoryx_refsource_UBUNTU
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9892vdb-entrysignaturex_refsource_OVAL
- https://nvd.nist.gov/vuln/detail/CVE-2009-3722
Same Patch Batch · n/a · 2009-10-30 · 10 CVEs total
| CVE-2009-3549 | Wireshark 拒绝服务漏洞 | |
| CVE-2009-3550 | Wireshark 安全漏洞 | |
| CVE-2009-3551 | Wireshark 数字错误漏洞 | |
| CVE-2009-3623 | Linux kernel 授权问题漏洞 | |
| CVE-2009-3829 | Wireshark wiretap/erf.c整数溢出漏洞 | |
| CVE-2009-3830 | Microsoft Office SharePoint Team Server下载工具源码泄露漏洞 | |
| CVE-2009-3831 | Opera 缓冲区错误漏洞 | |
| CVE-2009-3832 | Opera 输入验证错误漏洞 | |
| CVE-2009-3828 | Everfocus EDR 1600 DVR 授权问题漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2009-3722
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