CVE-2009-1186

Buffer overflow in the util_path_encode function in udev/lib/libudev-util.c in udev before 1.4.1...

2.1 Low

Buffer overflow in the util_path_encode function in udev/lib/libudev-util.c in udev before 1.4.1 allows local users to cause a denial of service (service outage) via vectors that trigger a call with crafted arguments.

Exploit likelihood

0.54%Down 1.0 points since Feb 4, 2022

What each source reports

NVD Score used 2.1

Record: CVE-2009-1186
CVSS 2.0: 2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-120
Updated: 2026-11-02

CVE List No score

Record: CVE-2009-1186
Updated: 2026-11-02

EUVDEUVD-2009-1186 No score

Record: EUVD-2009-1186
Updated: 2026-11-03

GitHub AdvisoriesGHSA-m6q5-8596-f8v2 No score

Buffer overflow in the util_path_encode function in udev/lib/libudev-util.c in udev before 1.4.1...

Record: GHSA-m6q5-8596-f8v2
Weakness: CWE-119, CWE-120
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`udev` Debian:4.0 From an advisory covering 2 CVEs	before 0.105-4etch1, plus listed versions 0.105-4	0.105-4etch1
`udev` Debian:5.0 From an advisory covering 2 CVEs	before 0.125-7+lenny1, plus listed versions 0.125-7	0.125-7+lenny1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2009-1186 is a low vulnerability (CVSS 2.1) in Udev Project Udev, published April 16, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. No source names a fixed version.

References

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