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Vulnerability Details : CVE-2009-3612

The tcf_fill_node function in net/sched/cls_api.c in the netlink subsystem in the Linux kernel 2.6.x before 2.6.32-rc5, and 2.4.37.6 and earlier, does not initialize a certain tcm__pad2 structure member, which might allow local users to obtain sensitive information from kernel memory via unspecified vectors. NOTE: this issue exists because of an incomplete fix for CVE-2005-4881.
Publish Date : 2009-10-19 Last Update Date : 2020-08-14
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- CVSS Scores & Vulnerability Types

CVSS Score
2.1
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Obtain Information
CWE ID 200

- Vendor Statements

Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/CVE-2009-3612 This issue has been rated as having moderate security impact. It was addressed in Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG via: https://rhn.redhat.com/errata/RHSA-2009-1670.html and https://rhn.redhat.com/errata/RHSA-2009-1540.html respectively. A future kernel update in Red Hat Enterprise Linux 4 will address this flaw. 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 the Errata Support Policy, visit: http://www.redhat.com/security/updates/errata/
Source: Redhat

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat moderate
2.1
AV:L/AC:L/Au:N/C:P/I:N/A:N 2009-10-14 2009-10-08
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-3612 oval:org.opensuse.security:def:20093612 unix
DSA-1927-1 linux-2.6 -- privilege escalation/denial of service/sensitive memory leak oval:org.mitre.oval:def:13428 unix
DSA-1928 linux-2.6.24 -- privilege escalation/denial of service/sensitive memory leak oval:org.mitre.oval:def:7937 unix
DSA-1928-1 linux-2.6.24 -- privilege escalation/denial of service/sensitive memory leak oval:org.mitre.oval:def:13351 unix
DSA-1929-1 linux-2.6 -- privilege escalation/denial of service/sensitive memory leak oval:org.mitre.oval:def:13735 unix
ELSA-2009:1670: kernel security and bug fix update (Important) oval:org.mitre.oval:def:23021 unix
Linux Kernel 2.4 and 2.6 Local Information Disclosure Vulnerability oval:org.mitre.oval:def:7557 unix
RHSA-2009:1522: kernel security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20091522 unix
RHSA-2009:1670 -- kernel security and bug fix update (Important) oval:org.mitre.oval:def:28862 unix
RHSA-2009:1670: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20091670 unix
The tcf_fill_node function in net/sched/cls_api.c in the netlink subsystem in the Linux kernel 2.6.x before 2.6.32-rc5, ... oval:org.mitre.oval:def:10395 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-3612

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 6.06 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 8.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 8.10 * * * Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 9.04 * * * Version Details Vulnerabilities
5 OS Canonical Ubuntu Linux 9.10 * * * Version Details Vulnerabilities
6 OS Fedoraproject Fedora 10 * * * Version Details Vulnerabilities
7 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
8 OS Linux Linux Kernel 2.6.32 RC4 * * Version Details Vulnerabilities
9 OS Linux Linux Kernel 2.6.32 - * * Version Details Vulnerabilities
10 OS Linux Linux Kernel 2.6.32 RC1 * * Version Details Vulnerabilities
11 OS Linux Linux Kernel 2.6.32 RC2 * * Version Details Vulnerabilities
12 OS Linux Linux Kernel 2.6.32 RC3 * * Version Details Vulnerabilities
13 OS Opensuse Opensuse 11.0 * * * Version Details Vulnerabilities
14 OS Suse Linux Enterprise Desktop 10 SP2 * * Version Details Vulnerabilities
15 OS Suse Linux Enterprise Desktop 10 SP3 * * Version Details Vulnerabilities
16 OS Suse Linux Enterprise Server 10 SP3 * * Version Details Vulnerabilities
17 OS Suse Linux Enterprise Server 10 SP2 * * Version Details Vulnerabilities
18 OS Suse Linux Enterprise Software Development Kit 10 SP2 * * Version Details Vulnerabilities
19 OS Suse Linux Enterprise Software Development Kit 10 SP3 * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 5
Fedoraproject Fedora 1
Linux Linux Kernel 6
Opensuse Opensuse 1
Suse Linux Enterprise Desktop 2
Suse Linux Enterprise Server 2
Suse Linux Enterprise Software Development Kit 2

- References For CVE-2009-3612

http://secunia.com/advisories/38834
SECUNIA 38834
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc5 CONFIRM
http://patchwork.ozlabs.org/patch/35412/ CONFIRM
http://www.openwall.com/lists/oss-security/2009/10/14/1
MLIST [oss-security] 20091014 Re: CVE request: kernel: tc: uninitialised kernel memory leak
https://bugzilla.redhat.com/show_bug.cgi?id=528868 CONFIRM
http://www.openwall.com/lists/oss-security/2009/10/14/2
MLIST [oss-security] 20091014 CVE request kernel: tcf_fill_node() infoleak due to typo in 9ef1d4c7
http://www.ubuntu.com/usn/usn-864-1
UBUNTU USN-864-1
http://secunia.com/advisories/37909
SECUNIA 37909
http://lists.opensuse.org/opensuse-security-announce/2010-02/msg00005.html
SUSE SUSE-SA:2010:012
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00005.html
SUSE SUSE-SA:2009:064
http://www.mandriva.com/security/advisories?name=MDVSA-2009:329
MANDRIVA MDVSA-2009:329
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg00190.html
FEDORA FEDORA-2009-11038
http://lists.opensuse.org/opensuse-security-announce/2009-12/msg00002.html
SUSE SUSE-SA:2009:061
http://www.redhat.com/support/errata/RHSA-2009-1670.html
REDHAT RHSA-2009:1670
https://rhn.redhat.com/errata/RHSA-2009-1540.html
REDHAT RHSA-2009:1540
http://secunia.com/advisories/37086
SECUNIA 37086
http://secunia.com/advisories/38794
SECUNIA 38794
http://www.openwall.com/lists/oss-security/2009/10/15/1
MLIST [oss-security] 20091014 Re: CVE request kernel: tcf_fill_node() infoleak due to typo in 9ef1d4c7
http://www.openwall.com/lists/oss-security/2009/10/15/3
MLIST [oss-security] 20091015 Re: CVE request kernel: tcf_fill_node() infoleak due to typo in 9ef1d4c7
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ad61df918c44316940404891d5082c63e79c256a CONFIRM
http://lists.vmware.com/pipermail/security-announce/2010/000082.html
MLIST [security-announce] 20100303 VMSA-2010-0004 ESX Service Console and vMA third party updates
http://www.vupen.com/english/advisories/2010/0528
VUPEN ADV-2010-0528
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7557
OVAL oval:org.mitre.oval:def:7557
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10395
OVAL oval:org.mitre.oval:def:10395

- Metasploit Modules Related To CVE-2009-3612

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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