CVE-2009-1185

Exp

udev before 1.4.1 does not verify whether a NETLINK message originates from kernel space, which allows local users to gain privileges by sending a NETLINK message from user space.

Published: 2009-04-17 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-1185 is rated High Exploit Risk (78.5/100): CVSS High severity, with high exploitation likelihood (EPSS 89.51%, 100th percentile). 4 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2009-1185

EDB-ID Source Kind Published Link
21848 exploit_db edb 2012-10-10 Exploit-DB ↗
8572 exploit_db edb 2009-04-30 Exploit-DB ↗
8478 exploit_db edb 2009-04-20 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2009-1185

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-02-05 89.61% 89.51% -0.10%
2 2026-01-23 89.51% 89.61% +0.10%
3 2025-12-01 — 89.51% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-1185

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.2 2.0 HIGH
AV:L/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 3.9 10.0 [email protected]

Weakness enumeration for CVE-2009-1185

OS Trackers for CVE-2009-1185

vendor priority summary link
gentoo high CVE-2009-1185: 1 GLSA(s) (200904-18), 1 atom(s) (sys-fs/udev); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2009-1185
redhat high — https://access.redhat.com/security/cve/CVE-2009-1185
ubuntu high CVE-2009-1185 high priority: Ubuntu including 1 source packages (udev), 5 status rows across 5 suites (dapper, gutsy, hardy, intrepid, upstream): released 5. https://ubuntu.com/security/CVE-2009-1185

Vendor comments (NVD) for CVE-2009-1185

  • Red Hat (2009-04-20T00:00:00)

    This issue has been fixed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2009-0427.html . udev packages as shipped in Red Hat Enterprise Linux 4 were not affected by this flaw, as they do not use netlink sockets for communication. udev is not shipped in Red Hat Enterprise Linux 2.1 and 3.

Affected software / configurations for CVE-2009-1185

Vendor Product Version Raw CPE
udev_project udev < 141 cpe:2.3:a:udev_project:udev:*:*:*:*:*:*:*:*
suse linux_enterprise_debuginfo 10 cpe:2.3:a:suse:linux_enterprise_debuginfo:10:sp2:*:*:*:*:*:*
suse linux_enterprise_debuginfo 11 cpe:2.3:a:suse:linux_enterprise_debuginfo:11:-:*:*:*:*:*:*
opensuse opensuse 10.3 cpe:2.3:o:opensuse:opensuse:10.3:*:*:*:*:*:*:*
opensuse opensuse 11.0 cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*
opensuse opensuse 11.1 cpe:2.3:o:opensuse:opensuse:11.1:*:*:*:*:*:*:*
suse linux_enterprise_desktop 10 cpe:2.3:o:suse:linux_enterprise_desktop:10:sp2:*:*:*:*:*:*
suse linux_enterprise_desktop 11 cpe:2.3:o:suse:linux_enterprise_desktop:11:-:*:*:*:*:*:*
suse linux_enterprise_server 10 cpe:2.3:o:suse:linux_enterprise_server:10:sp2:*:*:*:*:*:*
suse linux_enterprise_server 11 cpe:2.3:o:suse:linux_enterprise_server:11:-:*:*:*:*:*:*
debian debian_linux 4.0 cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
debian debian_linux 5.0 cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*
canonical ubuntu_linux 6.06 cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
canonical ubuntu_linux 7.10 cpe:2.3:o:canonical:ubuntu_linux:7.10:*:*:*:*:*:*:*
canonical ubuntu_linux 8.04 cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:*
canonical ubuntu_linux 8.10 cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:*
fedoraproject fedora 9 cpe:2.3:o:fedoraproject:fedora:9:*:*:*:*:*:*:*
fedoraproject fedora 10 cpe:2.3:o:fedoraproject:fedora:10:*:*:*:*:*:*:*
juniper ctpview < 7.1 cpe:2.3:a:juniper:ctpview:*:*:*:*:*:*:*:*
juniper ctpview 7.1 cpe:2.3:a:juniper:ctpview:7.1:-:*:*:*:*:*:*
juniper ctpview 7.1 cpe:2.3:a:juniper:ctpview:7.1:r1:*:*:*:*:*:*
juniper ctpview 7.2 cpe:2.3:a:juniper:ctpview:7.2:-:*:*:*:*:*:*

References for CVE-2009-1185

URL Tags
http://git.kernel.org/?p=linux/hotplug/udev.git%3Ba=commitdiff%3Bh=e2b362d9f23d4c63018709ab5f81a02f72b91e75
http://git.kernel.org/?p=linux/hotplug/udev.git%3Ba=commitdiff%3Bh=e86a923d508c2aed371cdd958ce82489cf2ab615
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10691 Third Party Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00006.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00012.html Mailing List Third Party Advisory
http://lists.vmware.com/pipermail/security-announce/2009/000060.html Third Party Advisory
http://secunia.com/advisories/34731 Not Applicable
http://secunia.com/advisories/34750 Not Applicable
http://secunia.com/advisories/34753 Not Applicable
http://secunia.com/advisories/34771 Not Applicable
http://secunia.com/advisories/34776 Not Applicable
http://secunia.com/advisories/34785 Not Applicable
http://secunia.com/advisories/34787 Not Applicable
http://secunia.com/advisories/34801 Not Applicable
http://secunia.com/advisories/35766 Not Applicable
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.446399 Mailing List Third Party Advisory
http://wiki.rpath.com/Advisories:rPSA-2009-0063 Broken Link
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0063 Broken Link
http://www.debian.org/security/2009/dsa-1772 Third Party Advisory
http://www.gentoo.org/security/en/glsa/glsa-200904-18.xml Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2009:103 Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2009:104 Broken Link
http://www.redhat.com/support/errata/RHSA-2009-0427.html Third Party Advisory
http://www.securityfocus.com/archive/1/502752/100/0/threaded Third Party Advisory VDB Entry
http://www.securityfocus.com/archive/1/504849/100/0/threaded Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/34536 Third Party Advisory VDB Entry
http://www.securitytracker.com/id?1022067 Broken Link Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/usn-758-1 Third Party Advisory
http://www.vmware.com/security/advisories/VMSA-2009-0009.html Third Party Advisory
http://www.vupen.com/english/advisories/2009/1053 Permissions Required
http://www.vupen.com/english/advisories/2009/1865 Permissions Required
https://bugzilla.redhat.com/show_bug.cgi?id=495051 Issue Tracking Patch Third Party Advisory
https://launchpad.net/bugs/cve/2009-1185 Issue Tracking Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10925 Broken Link
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5975 Third Party Advisory
https://www.exploit-db.com/exploits/8572 Exploit Third Party Advisory VDB Entry
https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00462.html Mailing List Third Party Advisory
https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00463.html Mailing List Third Party Advisory
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