Vulnerability Monitor

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CVE-2012-5532

The main function in tools/hv/hv_kvp_daemon.c in hypervkvpd, as distributed in the Linux kernel before 3.8-rc1, allows local users to cause a denial of service (daemon exit) via a crafted application that sends a Netlink message. NOTE: this vulnerability exists because of an incorrect fix for CVE-2012-2669.

Security Impact Summary

CVE-2012-5532 is a security vulnerability that . Impacting 1 product from linux organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2012, 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

2012-12-27T11:47:00.540

Last Modified

2026-06-16T23:46:57.490

Status

Modified

Source

[email protected]

Severity

CVSSv2: 4.9 (MEDIUM)

CVSSv2 Vector

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

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

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	≤ 3.7.1	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0	Yes
Operating System	linux	linux_kernel	3.0.1	Yes
Operating System	linux	linux_kernel	3.0.2	Yes
Operating System	linux	linux_kernel	3.0.3	Yes
Operating System	linux	linux_kernel	3.0.4	Yes
Operating System	linux	linux_kernel	3.0.5	Yes
Operating System	linux	linux_kernel	3.0.6	Yes
Operating System	linux	linux_kernel	3.0.7	Yes
Operating System	linux	linux_kernel	3.0.8	Yes
Operating System	linux	linux_kernel	3.0.9	Yes
Operating System	linux	linux_kernel	3.0.10	Yes
Operating System	linux	linux_kernel	3.0.11	Yes
Operating System	linux	linux_kernel	3.0.12	Yes
Operating System	linux	linux_kernel	3.0.13	Yes
Operating System	linux	linux_kernel	3.0.14	Yes
Operating System	linux	linux_kernel	3.0.15	Yes
Operating System	linux	linux_kernel	3.0.16	Yes
Operating System	linux	linux_kernel	3.0.17	Yes
Operating System	linux	linux_kernel	3.0.18	Yes
Operating System	linux	linux_kernel	3.0.19	Yes
Operating System	linux	linux_kernel	3.0.20	Yes
Operating System	linux	linux_kernel	3.0.21	Yes
Operating System	linux	linux_kernel	3.0.22	Yes
Operating System	linux	linux_kernel	3.0.23	Yes
Operating System	linux	linux_kernel	3.0.24	Yes
Operating System	linux	linux_kernel	3.0.25	Yes
Operating System	linux	linux_kernel	3.0.26	Yes
Operating System	linux	linux_kernel	3.0.27	Yes
Operating System	linux	linux_kernel	3.0.28	Yes
Operating System	linux	linux_kernel	3.0.29	Yes
Operating System	linux	linux_kernel	3.0.30	Yes
Operating System	linux	linux_kernel	3.0.31	Yes
Operating System	linux	linux_kernel	3.0.32	Yes
Operating System	linux	linux_kernel	3.0.33	Yes
Operating System	linux	linux_kernel	3.0.34	Yes
Operating System	linux	linux_kernel	3.0.35	Yes
Operating System	linux	linux_kernel	3.0.36	Yes
Operating System	linux	linux_kernel	3.0.37	Yes
Operating System	linux	linux_kernel	3.0.38	Yes
Operating System	linux	linux_kernel	3.0.39	Yes
Operating System	linux	linux_kernel	3.0.40	Yes
Operating System	linux	linux_kernel	3.0.41	Yes
Operating System	linux	linux_kernel	3.0.42	Yes
Operating System	linux	linux_kernel	3.0.43	Yes
Operating System	linux	linux_kernel	3.0.44	Yes
Operating System	linux	linux_kernel	3.1	Yes
Operating System	linux	linux_kernel	3.1	Yes
Operating System	linux	linux_kernel	3.1	Yes
Operating System	linux	linux_kernel	3.1	Yes
Operating System	linux	linux_kernel	3.1	Yes
Operating System	linux	linux_kernel	3.1.1	Yes
Operating System	linux	linux_kernel	3.1.2	Yes
Operating System	linux	linux_kernel	3.1.3	Yes
Operating System	linux	linux_kernel	3.1.4	Yes
Operating System	linux	linux_kernel	3.1.5	Yes
Operating System	linux	linux_kernel	3.1.6	Yes
Operating System	linux	linux_kernel	3.1.7	Yes
Operating System	linux	linux_kernel	3.1.8	Yes
Operating System	linux	linux_kernel	3.1.9	Yes
Operating System	linux	linux_kernel	3.1.10	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3	Yes
Operating System	linux	linux_kernel	3.3.1	Yes
Operating System	linux	linux_kernel	3.3.2	Yes
Operating System	linux	linux_kernel	3.3.3	Yes
Operating System	linux	linux_kernel	3.3.4	Yes
Operating System	linux	linux_kernel	3.3.5	Yes
Operating System	linux	linux_kernel	3.3.6	Yes
Operating System	linux	linux_kernel	3.3.7	Yes
Operating System	linux	linux_kernel	3.3.8	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4	Yes
Operating System	linux	linux_kernel	3.4.1	Yes
Operating System	linux	linux_kernel	3.4.2	Yes
Operating System	linux	linux_kernel	3.4.3	Yes
Operating System	linux	linux_kernel	3.4.4	Yes
Operating System	linux	linux_kernel	3.4.5	Yes
Operating System	linux	linux_kernel	3.4.10	Yes
Operating System	linux	linux_kernel	3.4.11	Yes
Operating System	linux	linux_kernel	3.4.12	Yes
Operating System	linux	linux_kernel	3.4.13	Yes
Operating System	linux	linux_kernel	3.4.14	Yes
Operating System	linux	linux_kernel	3.4.15	Yes
Operating System	linux	linux_kernel	3.4.16	Yes
Operating System	linux	linux_kernel	3.4.17	Yes
Operating System	linux	linux_kernel	3.4.18	Yes
Operating System	linux	linux_kernel	3.4.19	Yes
Operating System	linux	linux_kernel	3.4.20	Yes
Operating System	linux	linux_kernel	3.4.21	Yes
Operating System	linux	linux_kernel	3.4.22	Yes
Operating System	linux	linux_kernel	3.4.23	Yes
Operating System	linux	linux_kernel	3.4.24	Yes
Operating System	linux	linux_kernel	3.5.1	Yes
Operating System	linux	linux_kernel	3.5.2	Yes
Operating System	linux	linux_kernel	3.5.3	Yes
Operating System	linux	linux_kernel	3.5.4	Yes
Operating System	linux	linux_kernel	3.5.5	Yes
Operating System	linux	linux_kernel	3.5.6	Yes
Operating System	linux	linux_kernel	3.5.7	Yes
Operating System	linux	linux_kernel	3.6	Yes
Operating System	linux	linux_kernel	3.6.1	Yes
Operating System	linux	linux_kernel	3.6.2	Yes
Operating System	linux	linux_kernel	3.6.3	Yes
Operating System	linux	linux_kernel	3.6.4	Yes
Operating System	linux	linux_kernel	3.6.5	Yes
Operating System	linux	linux_kernel	3.6.6	Yes
Operating System	linux	linux_kernel	3.6.7	Yes
Operating System	linux	linux_kernel	3.6.8	Yes
Operating System	linux	linux_kernel	3.6.9	Yes
Operating System	linux	linux_kernel	3.6.10	Yes
Operating System	linux	linux_kernel	3.6.11	Yes
Operating System	linux	linux_kernel	3.7	Yes

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=95a69adab9acfc3981c504737a2b6578e4d846ef ([email protected])
http://rhn.redhat.com/errata/RHSA-2013-0807.html ([email protected])
http://www.kernel.org/pub/linux/kernel/v3.x/testing/ ([email protected])
http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2 Patch ([email protected])
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 ([email protected])
http://www.openwall.com/lists/oss-security/2012/11/27/12 ([email protected])
http://www.securityfocus.com/bid/56710 ([email protected])
https://bugzilla.novell.com/show_bug.cgi?id=761200 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=877572 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/80337 ([email protected])
https://github.com/torvalds/linux/commit/95a69adab9acfc3981c504737a2b6578e4d846ef ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=95a69adab9acfc3981c504737a2b6578e4d846ef (af854a3a-2127-422b-91ae-364da2661108)
http://rhn.redhat.com/errata/RHSA-2013-0807.html (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v3.x/testing/ (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v3.x/testing/patch-3.8-rc1.bz2 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.mandriva.com/security/advisories?name=MDVSA-2013:176 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2012/11/27/12 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/56710 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.novell.com/show_bug.cgi?id=761200 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=877572 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/80337 (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/95a69adab9acfc3981c504737a2b6578e4d846ef (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.