CVE-2011-3209
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。 基于x86平台下的Linux kernel 2.6.26之前版本中的include/asm-x86/div64.h中的div_long_long_rem实现上存在漏洞。本地攻击者可利用该漏洞通过clock_gettime系统调用，导致拒绝服务（除法错误故障和恐慌）。
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I. Basic Information for CVE-2011-3209
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The div_long_long_rem implementation in include/asm-x86/div64.h in the Linux kernel before 2.6.26 on the x86 platform allows local users to cause a denial of service (Divide Error Fault and panic) via a clock_gettime system call.
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 ‘clock_gettime()’ 本地拒绝服务漏洞
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。 基于x86平台下的Linux kernel 2.6.26之前版本中的include/asm-x86/div64.h中的div_long_long_rem实现上存在漏洞。本地攻击者可利用该漏洞通过clock_gettime系统调用，导致拒绝服务（除法错误故障和恐慌）。
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-2011-3209
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2011-3209 (2)
Vendor Advisories for CVE-2011-3209 (1)
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https://bugzilla.redhat.com/show_bug.cgi?id=732878 x_refsource_CONFIRM
Mailing List Discussions for CVE-2011-3209 (1)
Other References for CVE-2011-3209 (1)
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http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26 x_refsource_CONFIRM
Same Patch Batch · n/a · 2012-10-03 · 12 CVEs total
| CVE-2012-3552 | Linux Kernel ‘inet->opt ip_options’本地拒绝服务漏洞 | |
| CVE-2011-1833 | Linux kernel eCryptfs 任意目录装载漏洞 | |
| CVE-2012-3375 | Linux kernel 安全漏洞 | |
| CVE-2012-3400 | Linux Kernel 缓冲区错误漏洞 | |
| CVE-2012-3412 | Linux kernel 数字错误漏洞 | |
| CVE-2012-3430 | Linux Kernel ‘rds_recvmsg()‘函数本地信息泄露漏洞 | |
| CVE-2012-3510 | Linux kernel 资源管理错误漏洞 | |
| CVE-2012-3511 | Linux kernel 竞争条件问题漏洞 | |
| CVE-2012-3520 | Linux Kernel Netlink消息处理本地权限提升漏洞 | |
| CVE-2012-3488 | PostgreSQL ‘xml_parse()’任意文件读取漏洞 | |
| CVE-2012-3489 | PostgreSQL‘xslt_process()’任意文件重写漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2011-3209
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