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CVE-2011-3638

EPSS 0.21% · P43
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I. Basic Information for CVE-2011-3638

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
fs/ext4/extents.c in the Linux kernel before 3.0 does not mark a modified extent as dirty in certain cases of extent splitting, which allows local users to cause a denial of service (system crash) via vectors involving ext4 umount and mount operations.
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 ‘fs/ext4/extents.c’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。 Linux kernel 3.0之前版本中的fs/ext4/extents.c中存在漏洞，该漏洞源于程序在某些扩展拆分的情况下，未将修改后的扩展标记为差。通过包含ext4卸载和安装操作的向量，本地攻击者利用该漏洞导致拒绝服务（系统崩溃）。
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

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II. Public POCs for CVE-2011-3638

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III. Intelligence Information for CVE-2011-3638

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Same Patch Batch · n/a · 2013-03-01 · 19 CVEs total

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CVE-2013-0184Rack 资料不足漏洞
CVE-2013-0183Rack 缓冲区错误漏洞
CVE-2013-0162Ruby 权限许可和访问控制问题漏洞
CVE-2012-6116Katello 本地安全绕过漏洞
CVE-2011-2479Linux Kernel 本地拒绝服务漏洞
CVE-2012-5604Red Hat CloudFroms 权限许可和访问控制漏洞
CVE-2012-5561Katello 不安全文件权限漏洞
CVE-2012-1568Linux Kernel ASLR安全绕过漏洞
CVE-2013-0228Linux Kernel 本地权限提升漏洞
CVE-2011-2905Linux Kernel 'perf'工具本地权限提升漏洞
CVE-2011-2491Linux Kernel NFS文件锁定拒绝服务漏洞
CVE-2011-1182Linux kernel ‘kernel/signal.c’通信码欺骗本地拒绝服务漏洞
CVE-2011-1019Linux kernel ‘dev_load’函数安全漏洞

IV. Related Vulnerabilities

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Same vendor: n/a

V. Comments for CVE-2011-3638

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