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Vulnerability record · CVE-2009-1072 · published 25 March 2009

CVE-2009-1072: Linux kernel vulnerability

Linux · Linux Kernel

nfsd in the Linux kernel before 2.6.28.9 does not drop the CAP_MKNOD capability before handling a user request in a thread, which allows local users to create device nodes, as demonstrated on a filesystem that has been exported with the root_squash option.

4.9 CVSS 2.0 Medium EPSS 0.43% · top 65.5% CWE-16 · CWE-16
4.9CVSS 2.0 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
11Affected product versions listed by NVD
58References
16 Jun 2026Last modified by NVD

Description

nfsd in the Linux kernel before 2.6.28.9 does not drop the CAP_MKNOD capability before handling a user request in a thread, which allows local users to create device nodes, as demonstrated on a filesystem that has been exported with the root_squash option.

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

Affected products

11 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=76a67ec6fb79ff3570dcb5342142c1609829
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00007.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00002.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html Mailing ListThird Party Advisory
http://secunia.com/advisories/34422 Broken Link
http://secunia.com/advisories/34432 Broken Link
http://secunia.com/advisories/34786 Broken Link
http://secunia.com/advisories/35121 Broken Link
http://secunia.com/advisories/35185 Broken Link
http://secunia.com/advisories/35343 Broken Link
http://secunia.com/advisories/35390 Broken Link
http://secunia.com/advisories/35394 Broken Link
http://secunia.com/advisories/35656 Broken Link
http://secunia.com/advisories/37471 Broken Link
http://thread.gmane.org/gmane.linux.kernel/805280 Broken Link
http://www.debian.org/security/2009/dsa-1800 Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.9 Broken Link
http://www.openwall.com/lists/oss-security/2009/03/23/1 Mailing ListThird Party Advisory
http://www.redhat.com/support/errata/RHSA-2009-1081.html Broken Link
http://www.securityfocus.com/archive/1/507985/100/0/threaded Third Party AdvisoryVDB Entry
http://www.securityfocus.com/bid/34205 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/usn-793-1 Third Party Advisory
http://www.vmware.com/security/advisories/VMSA-2009-0016.html Third Party Advisory
http://www.vupen.com/english/advisories/2009/0802 Broken Link
http://www.vupen.com/english/advisories/2009/3316 Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/49356 Third Party AdvisoryVDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10314 Third Party Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8382 Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=76a67ec6fb79ff3570dcb5342142c1609829
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00007.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00002.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html Mailing ListThird Party Advisory
http://secunia.com/advisories/34422 Broken Link
http://secunia.com/advisories/34432 Broken Link
http://secunia.com/advisories/34786 Broken Link
http://secunia.com/advisories/35121 Broken Link
http://secunia.com/advisories/35185 Broken Link
http://secunia.com/advisories/35343 Broken Link

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Source: NIST National Vulnerability Database (record CVE-2009-1072), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.