Is CVE-2009-3725 in the CISA KEV catalog?

No. CVE-2009-3725 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-3725?

CVE-2009-3725 has a CVSS v2 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2009-3725?

CVE-2009-3725 has an EPSS score of 0.61% (45th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-3725?

Upgrade linux kernel to 2.6.31.5 or later.

CVE & CISA-KEV Catalog

CVE-2009-3725

HIGH

7.2

CVSS v2

NVD

Description

The connector layer in the Linux kernel before 2.6.31.5 does not require the CAP_SYS_ADMIN capability for certain interaction with the (1) uvesafb, (2) pohmelfs, (3) dst, or (4) dm subsystem, which allows local users to bypass intended access restrictions and gain privileges via calls to functions in these subsystems.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

linux kernelNVD

Affected:< 2.6.31.5Fixed in:2.6.31.5CVE-2009-3725derived from NVD

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

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

0.61%probability of exploitation in 30 days

45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

Patch5

Exploit1

xorl.wordpress.com

Vendor Advisory1

kernel.org

Third-Party Advisory6

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	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 2026-04-23.