VYPR
Medium severity5.5NVD Advisory· Published Oct 22, 2009· Updated Apr 23, 2026

CVE-2009-3621

CVE-2009-3621

Description

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

15
  • cpe:2.3:a:vmware:vma:4.0:*:*:*:*:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*+ 4 more
    • cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:*
    • cpe:2.3:o:canonical:ubuntu_linux:9.10:*:*:*:*:*:*:*
  • cpe:2.3:o:fedoraproject:fedora:10:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
    Range: <=2.6.31.4
  • OpenSUSE/openSUSE2 versions
    cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*
    • cpe:2.3:o:opensuse:opensuse:11.2:*:*:*:*:*:*:*
  • cpe:2.3:o:suse:suse_linux_enterprise_desktop:10:sp2:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:suse:suse_linux_enterprise_desktop:10:sp2:*:*:*:*:*:*
    • cpe:2.3:o:suse:suse_linux_enterprise_desktop:10:sp3:*:*:*:*:*:*
  • cpe:2.3:o:suse:suse_linux_enterprise_server:10:sp2:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:suse:suse_linux_enterprise_server:10:sp2:*:*:*:*:*:*
    • cpe:2.3:o:suse:suse_linux_enterprise_server:10:sp3:*:*:*:*:*:*
  • cpe:2.3:o:vmware:esx:4.0:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

25

News mentions

0

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