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I. Basic Information for CVE-2009-2698
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The udp_sendmsg function in the UDP implementation in (1) net/ipv4/udp.c and (2) net/ipv6/udp.c in the Linux kernel before 2.6.19 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving the MSG_MORE flag and a UDP socket.
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 代码问题漏洞
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 2.6.19之前版本的net/ipv4/udp.c和net/ipv6/udp.c中的UDP实现的udp_sendmsg函数中存在权限提升漏洞。本地非特权用户可借助与MSG_MORE标记和UDP套接字有关的向量获得特权或导致拒绝服务（空指针解引用和系统崩溃）。
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
VendorProductAffected VersionsCPESubscribe
-n/a n/a -
II. Public POCs for CVE-2009-2698
#POC DescriptionSource LinkShenlong Link
1CVE-2009-2698 compiled for CentOS 4.8https://github.com/xiaoxiaoleo/CVE-2009-2698POC Details
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III. Intelligence Information for CVE-2009-2698
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V. Comments for CVE-2009-2698

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