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CVE-2009-1185

84
FAUCET Score

CVE-2009-1185 describes a local privilege escalation vulnerability in udev versions prior to 1.4.1, affecting various Linux distributions including Debian, Ubuntu, Fedora, and openSUSE. The flaw stems from udev's failure to verify the origin of NETLINK messages, allowing a local attacker to send malicious messages from user space to gain root privileges. With a CVSS score of 7.2 and an EPSS score indicating high exploitability, this vulnerability poses a significant risk. Exploit code is publicly available through Metasploit and ExploitDB, demonstrating its ease of exploitation, though there is no evidence of active exploitation in the wild or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
< 141CPE matchmatch criteria
cpe:2.3:a:udev_project:udev:*:*:*:*:*:*:*:*
10CPE matchmatch criteria
cpe:2.3:a:suse:linux_enterprise_debuginfo:10:sp2:*:*:*:*:*:*
11CPE matchmatch criteria
cpe:2.3:a:suse:linux_enterprise_debuginfo:11:-:*:*:*:*:*:*
10.3CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:10.3:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:11.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
81.53%
Probability of exploitation in next 30 days
EPSS Percentile
99.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
Metasploit: Linux udev Netlink Local Privilege Escalation · Apr 16, 2009
ExploitDB: EDB-21848 · Oct 10, 2012
This CVE's current EPSS score of 0.8153 is in the 100th percentile among its peer group of 3,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: udev-0:095-14.20.el5_3
View patch

Vendor Advisories (1)

redhatCVE-2009-1185Important

udev: Uncheck origin of NETLINK messages

Apr 15, 2009

References

git.kernel.org
git.kernel.org
kb.juniper.net / InfoCenter/index
Third Party Advisory
kb.juniper.net / InfoCenter/index
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2009-04/msg00006.html
Mailing ListThird Party Advisory
lists.opensuse.org / opensuse-security-announce/2009-04/msg00012.html
Mailing ListThird Party Advisory
lists.vmware.com / pipermail/security-announce/2009/000060.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
secunia.com / advisories/34731
Not Applicable
secunia.com / advisories/34750
Not Applicable
secunia.com / advisories/34753
Not Applicable
secunia.com / advisories/34771
Not Applicable
secunia.com / advisories/34776
Not Applicable
secunia.com / advisories/34785
Not Applicable
secunia.com / advisories/34787
Not Applicable
secunia.com / advisories/34801
Not Applicable
secunia.com / advisories/35766
Not Applicable
slackware.com / security/viewer.php
Mailing ListThird Party Advisory
launchpad.net / bugs/cve/2009-1185
Issue TrackingThird Party Advisory
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10925
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5975
Third Party Advisory
exploit-db.com / exploits/8572
ExploitThird Party AdvisoryVDB Entry
redhat.com / archives/fedora-package-announce/2009-April/msg00462.html
Mailing ListThird Party Advisory
redhat.com / archives/fedora-package-announce/2009-April/msg00463.html
Mailing ListThird Party Advisory
wiki.rpath.com / Advisories:rPSA-2009-0063
Broken Link
wiki.rpath.com / wiki/Advisories:rPSA-2009-0063
Broken Link
debian.org / security/2009/dsa-1772
Third Party Advisory
gentoo.org / security/en/glsa/glsa-200904-18.xml
Third Party Advisory
mandriva.com / security/advisories
Broken Link
mandriva.com / security/advisories
Broken Link
redhat.com / support/errata/RHSA-2009-0427.html
Third Party Advisory
securityfocus.com / archive/1/502752/100/0/threaded
Third Party AdvisoryVDB Entry
securityfocus.com / archive/1/504849/100/0/threaded
Third Party AdvisoryVDB Entry
securityfocus.com / bid/34536
Third Party AdvisoryVDB Entry
securitytracker.com / id
Broken LinkThird Party AdvisoryVDB Entry
ubuntu.com / usn/usn-758-1
Third Party Advisory
vmware.com / security/advisories/VMSA-2009-0009.html
Third Party Advisory
vupen.com / english/advisories/2009/1053
Permissions Required
vupen.com / english/advisories/2009/1865
Permissions Required