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medium5.5Public exploit code

CVE-2009-3621

net/unix/af_unix.c in the Linux kernel 2.6.31.4 and earlier allows local users to cause a denial of service (system hang) by creating an abstract-namespace AF_…

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

net/unix/af_unix.c in the Linux kernel 2.6.31.4 and earlier allows local users to cause a denial of service (system hang) by creating an abstract-namespace AF_UNIX listening socket, performing a shutdown operation on this socket, and then performing a series of connect operations to this socket.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
through 2.6.31.4
CanonicalUbuntu Linux
Versions 6.06, 8.04, 8.10, 9.04, 9.10
FedoraprojectFedora
Version 10
OpensuseOpensuse
Versions 11.0, 11.2
SuseSuse Linux Enterprise Desktop
Version 10
SuseSuse Linux Enterprise Server
Version 10
VmwareVma
Version 4.0
VmwareEsx
Version 4.0

Weakness classification

CWE-400

References