National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2009-3621 Detail

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.

Source:  MITRE      Last Modified:  10/22/2009

Quick Info

CVE Dictionary Entry:
CVE-2009-3621
Original release date:
10/22/2009
Last revised:
09/18/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
4.9 MEDIUM
Vector:
(AV:L/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore:
6.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (12/17/2009)

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2009-3621 This issue has been rated as having moderate security impact. It was addressed in Red Hat Enterprise Linux 4, 5 and Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1671.html , https://rhn.redhat.com/errata/RHSA-2009-1670.html and https://rhn.redhat.com/errata/RHSA-2009-1540.html respectively. This issue is not planned to be fixed in Red Hat Enterprise Linux 3, due to this product being in Production 3 of its maintenance life-cycle, where only qualified security errata of important or critical impact are addressed. For further information about Errata Support Policy, visit: http://www.redhat.com/security/updates/errata/

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource Type Source Name
http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git;a=commit;h=77238f2b942b38ab4e7f3aced44084493e4a8675 Exploit External Source CONFIRM http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git;a=commit;h=77238f2b942b38ab4e7f3aced44084493e4a8675
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html External Source SUSE SUSE-SA:2009:061
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html External Source SUSE SUSE-SA:2009:064
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html External Source SUSE SUSE-SA:2010:001
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html External Source SUSE SUSE-SA:2010:012
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00007.html External Source SUSE SUSE-SA:2010:013
http://lists.vmware.com/pipermail/security-announce/2010/000082.html External Source MLIST [security-announce] 20100303 VMSA-2010-0004 ESX Service Console and vMA third party updates
http://lkml.org/lkml/2009/10/19/50 External Source MLIST [linux-kernel] 20091019 Re: [PATCH] AF_UNIX: Fix deadlock on connecting to shutdown socket
http://patchwork.kernel.org/patch/54678/ Exploit External Source CONFIRM http://patchwork.kernel.org/patch/54678/
http://www.mandriva.com/security/advisories?name=MDVSA-2009:329 External Source MANDRIVA MDVSA-2009:329
http://www.openwall.com/lists/oss-security/2009/10/19/2 Exploit External Source MLIST [oss-security] 20091019 CVE request: kernel: AF_UNIX: Fix deadlock on connecting to shutdown socket
http://www.openwall.com/lists/oss-security/2009/10/19/4 Exploit External Source MLIST [oss-security] 20091019 Re: CVE request: kernel: AF_UNIX: Fix deadlock on connecting to shutdown socket
http://www.redhat.com/support/errata/RHSA-2009-1670.html External Source REDHAT RHSA-2009:1670
http://www.redhat.com/support/errata/RHSA-2009-1671.html External Source REDHAT RHSA-2009:1671
http://www.ubuntu.com/usn/usn-864-1 External Source UBUNTU USN-864-1
http://www.vupen.com/english/advisories/2010/0528 External Source VUPEN ADV-2010-0528
https://bugzilla.redhat.com/show_bug.cgi?id=529626 Exploit External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=529626
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6895 External Source OVAL oval:org.mitre.oval:def:6895
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9921 External Source OVAL oval:org.mitre.oval:def:9921
https://rhn.redhat.com/errata/RHSA-2009-1540.html External Source REDHAT RHSA-2009:1540
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html External Source FEDORA FEDORA-2009-11038

References to Check Content

Identifier:
oval:org.mitre.oval:def:6895
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:6895
Identifier:
oval:org.mitre.oval:def:9921
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:9921

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:linux:kernel:2.6.24.7:*:*:*:*:*:*:*
cpe:2.3:a:linux:kernel:2.6.25.15:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.2.27:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.10:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.11:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.12:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.13:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.14:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.15:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.16:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.17:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-1:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-2:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-3:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-4:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-5:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-6:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-7:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:pre-8:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.18:*:x86:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre1:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre2:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre3:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre4:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre5:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.19:*:-pre6:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.20:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.21:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.21:*:-pre1:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.21:*:-pre4:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.21:*:-pre7:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.22:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.23:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.23:*:-ow2:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.23:*:-pre9:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.24:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.24:*:-ow1:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.25:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.26:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:-pre1:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:-pre2:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:-pre3:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:-pre4:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.27:*:-pre5:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.28:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.29:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.29:-rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.29:-rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.30:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.30:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.30:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.31:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.32:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.33.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.34.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.35.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.35.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.35.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.35.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.35.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.5:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.6:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.8:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.36.9:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37:-rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37.2:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37.4:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:2.4.37.5:*:*:*:*:*:*:*
Showing 100 of 497 CPEs, view all CPEs here.

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Change History 2 change records found - show changes