Vulnerability Monitor

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CVE-2010-3477

The tcf_act_police_dump function in net/sched/act_police.c in the actions implementation in the network queueing functionality in the Linux kernel before 2.6.36-rc4 does not properly initialize certain structure members, which allows local users to obtain potentially sensitive information from kernel memory via vectors involving a dump operation. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-2942.

Security Impact Summary

CVE-2010-3477 is a security vulnerability that . Impacting 3 products from linux, from debian, from canonical organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2010, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2010-09-21T20:00:02.987

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 2.1 (LOW)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 2.6.36	Yes
Operating System	linux	linux_kernel	2.6.36	Yes
Operating System	linux	linux_kernel	2.6.36	Yes
Operating System	linux	linux_kernel	2.6.36	Yes
Operating System	linux	linux_kernel	2.6.36	Yes
Operating System	debian	debian_linux	5.0	Yes
Operating System	canonical	ubuntu_linux	6.06	Yes
Operating System	canonical	ubuntu_linux	8.04	Yes
Operating System	canonical	ubuntu_linux	9.04	Yes
Operating System	canonical	ubuntu_linux	9.10	Yes
Operating System	canonical	ubuntu_linux	10.04	Yes
Operating System	canonical	ubuntu_linux	10.10	Yes

References

http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=0f04cfd098fb81fded74e78ea1a1b86cc6c6c31e ([email protected])
http://secunia.com/advisories/42890 Third Party Advisory ([email protected])
http://secunia.com/advisories/46397 Third Party Advisory ([email protected])
http://www.debian.org/security/2010/dsa-2126 Third Party Advisory ([email protected])
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc4 Broken Link, Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2010-0779.html Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2010-0839.html Third Party Advisory ([email protected])
http://www.redhat.com/support/errata/RHSA-2011-0007.html Third Party Advisory ([email protected])
http://www.securityfocus.com/archive/1/520102/100/0/threaded Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id?1024603 Third Party Advisory, VDB Entry ([email protected])
http://www.ubuntu.com/usn/USN-1000-1 Third Party Advisory ([email protected])
http://www.vmware.com/security/advisories/VMSA-2011-0012.html Third Party Advisory ([email protected])
http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=0f04cfd098fb81fded74e78ea1a1b86cc6c6c31e (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/42890 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/46397 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2010/dsa-2126 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc4 Broken Link, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2010-0779.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2010-0839.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.redhat.com/support/errata/RHSA-2011-0007.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/archive/1/520102/100/0/threaded Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1024603 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-1000-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.vmware.com/security/advisories/VMSA-2011-0012.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For linux's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.