Is CVE-2012-6689 in the CISA KEV catalog?

No. CVE-2012-6689 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-6689?

CVE-2012-6689 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2012-6689?

CVE-2012-6689 has an EPSS score of 0.31% (23th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2012-6689?

Upgrade linux on debian 11 to 3.6.4-1 or later.

CVE & CISA-KEV Catalog

CVE-2012-6689

HIGH

7.8

CVSS v3

NVD

Description

The netlink_sendmsg function in net/netlink/af_netlink.c in the Linux kernel before 3.5.5 does not validate the dst_pid field, which allows local users to have an unspecified impact by spoofing Netlink messages.

CWE-284Improper Access Control

How to fix

Remediation Available

linuxDebian

Fixed in:3.6.4-1CVE-2012-6689

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.31%probability of exploitation in 30 days

23rdpercentile

Low risk: more likely to be exploited than 23% of all known CVEs.

References

Patch1

git.kernel.org

Vendor Advisory1

kernel.org

Third-Party Advisory6

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.