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CVE-2011-0521

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中存在一个漏洞。恶意本地用户可以利用该漏洞导致拒绝服务并潜在地获得权限提升。 该漏洞是由于在drivers/media/dvb/ttpci/av7110_ca.c文件中的"dvb_ca_ioctl()"函数中存在的一个错误导致的。该漏洞可以通过发送特制IOCTL的方式，用于导致内核内存破坏。

AI Predicted 4.3 Difficulty: Moderate EPSS 0.40% · P33
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I. Basic Information for CVE-2011-0521

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The dvb_ca_ioctl function in drivers/media/dvb/ttpci/av7110_ca.c in the Linux kernel before 2.6.38-rc2 does not check the sign of a certain integer field, which allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a negative value.
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 'dvb_ca_ioctl()'内存破坏漏洞
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中存在一个漏洞。恶意本地用户可以利用该漏洞导致拒绝服务并潜在地获得权限提升。 该漏洞是由于在drivers/media/dvb/ttpci/av7110_ca.c文件中的"dvb_ca_ioctl()"函数中存在的一个错误导致的。该漏洞可以通过发送特制IOCTL的方式，用于导致内核内存破坏。
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-2011-0521

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III. Intelligence Information for CVE-2011-0521

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Patches & Fixes for CVE-2011-0521 (1)

Vendor Advisories for CVE-2011-0521 (7)

Mailing List Discussions for CVE-2011-0521 (2)

Other References for CVE-2011-0521 (1)

Same Patch Batch · n/a · 2011-02-02 · 25 CVEs total

CVE-2010-3854 Apache CouchDB Web管理界面多个跨站脚本攻击漏洞
CVE-2011-0742 Novell ZENworks Handheld Management ZfHIPCnd.exe缓冲区溢出漏洞
CVE-2011-0741 MODx Evolution多个跨站脚本攻击漏洞
CVE-2011-0740 Pleer RSS Feed Reader magpie/scripts/magpie_slashbox.php跨站脚本攻击漏洞
CVE-2011-0739 Ruby Mail gem deliver功能任意Shell命令执行漏洞
CVE-2011-0738 Globus MyProxy证书验证安全绕过漏洞
CVE-2011-0276 HP OpenView Performance Insight Server远程任意代码执行漏洞
CVE-2011-0017 Exim 'log.c'程序本地权限提升漏洞
CVE-2010-4652 ProFTPD mod_sql模块远程堆缓冲区溢出漏洞
CVE-2010-4015 PostgreSQL intarray数组模块gettoken()函数缓冲区溢出漏洞
CVE-2010-3930 MODx Evolution目录遍历漏洞
CVE-2010-3929 MODx Evolution AjaxSearch SQL注入漏洞
CVE-2010-3041 Cisco WebEx WRF和ARF文件格式处理多个缓冲区溢出漏洞
CVE-2010-3719 Symantec IM Manager IMAdminSchedTask.asp文件eval注入漏洞
CVE-2011-0755 PHP mt_rand函数整数溢出漏洞
CVE-2011-0754 PHP Standard PHP Library扩展SplFileInfo::getType函数后置链接漏洞
CVE-2011-0753 PHP PCNTL扩展拒绝服务漏洞
CVE-2011-0752 PHP extract功能输入验证漏洞
CVE-2011-0757 IBM DB2 DBADM权限撤销非DDL声明执行漏洞
CVE-2010-3270 Cisco WebEx ATP文件栈缓冲区溢出漏洞

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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Same vendor: n/a

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