CVE-2011-4611
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powerpc平台的Linux kernel 2.6.39之前版本中arch/powerpc/kernel/perf_event.c中的perf_event_interrupt函数中存在整数溢出漏洞。本地用户可利用该漏洞借助触发某些性能结果的向量，导致拒绝服务（未处理性能监控器异常）。
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I. Basic Information for CVE-2011-4611
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Integer overflow in the perf_event_interrupt function in arch/powerpc/kernel/perf_event.c in the Linux kernel before 2.6.39 on powerpc platforms allows local users to cause a denial of service (unhandled performance monitor exception) via vectors that trigger certain outcomes of performance events.
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 ‘perf_event_interrupt’ 整数溢出漏洞
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powerpc平台的Linux kernel 2.6.39之前版本中arch/powerpc/kernel/perf_event.c中的perf_event_interrupt函数中存在整数溢出漏洞。本地用户可利用该漏洞借助触发某些性能结果的向量，导致拒绝服务（未处理性能监控器异常）。
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-2011-4611
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2011-4611 (2)
Vendor Advisories for CVE-2011-4611 (1)
-
https://bugzilla.redhat.com/show_bug.cgi?id=767914 x_refsource_CONFIRM
Mailing List Discussions for CVE-2011-4611 (1)
Other References for CVE-2011-4611 (1)
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http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 x_refsource_CONFIRM
Same Patch Batch · n/a · 2012-05-17 · 21 CVEs total
| CVE-2012-1090 | Linux Kerne ‘cifs_lookup’ 权限许可和访问控制问题漏洞 | |
| CVE-2012-2319 | Linux kernel 权限许可和访问控制问题漏洞 | |
| CVE-2012-2123 | Linux kernel ‘security/commoncap.c’ 权限许可和访问控制问题漏洞 | |
| CVE-2012-2121 | Linux kernel ‘KVM’ 权限许可和访问控制漏洞 | |
| CVE-2012-1601 | Linux Kernel ‘KVM_CREATE_IRQCHIP ioctl’ 资源管理错误漏洞 | |
| CVE-2012-1179 | Linux Kernel ‘KVM’ 权限许可和访问控制漏洞 | |
| CVE-2011-4326 | Linux kernel 资源管理错误漏洞 | |
| CVE-2011-4131 | Linux Kernel ‘NFSv4’ 缓冲区错误漏洞 | |
| CVE-2012-1146 | Linux Kernel ‘mem_cgroup_usage_unregister_event’ 拒绝服务漏洞 | |
| CVE-2012-1097 | Linux Kernel ‘regset’ 拒绝服务漏洞 | |
| CVE-2011-3637 | Linux Kernel ‘m_stop’ 输入验证错误漏洞 | |
| CVE-2012-0879 | Linux Kernel ‘I/O’ 输入验证错误漏洞 | |
| CVE-2012-0207 | Linux Kernel ‘igmp_heard_query’ 资源管理错误漏洞 | |
| CVE-2012-0058 | Linux Kernel ‘kiocb_batch_free’ 资源管理错误漏洞 | |
| CVE-2012-0044 | Linux kernel 输入验证错误漏洞 | |
| CVE-2012-0038 | Linux Kernel ‘xfs_acl_from_disk’ 整数溢出漏洞 | |
| CVE-2011-4621 | Linux Kernel拒绝服务漏洞 | |
| CVE-2011-4594 | Linux Kernel ‘net/socket.c’ 拒绝服务漏洞 | |
| CVE-2011-4112 | Linux Kernel ‘IFF_TX_SKB_SHARING’ 权限许可和访问控制问题漏洞 | |
| CVE-2011-4097 | Linux kernel 输入验证错误漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2011-4611
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