What is CVE-2009-0028?

CVE-2009-0028 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2009-0028 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2009-0028?

CVE-2009-0028 has a CVSS score of 2.1 out of 10, rated Low severity. The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:P.

Is there a patch available for CVE-2009-0028?

No patch is currently available for CVE-2009-0028. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2009-0028 actively exploited?

CVE-2009-0028 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2009-0028

Low

The clone system call in the Linux kernel 2.6.28 and earlier allows local users to send arbitrary signals to a parent process from an unprivileged child process by launching an additional child process with the CLONE_PARENT flag, and then letting this new process exit.

Package Linux Kernel

Published 2009-02-27

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

2.1

out of 10

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

Vector string

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

Weakness type

CWE-264

CVE-2009-0028 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2009-0028 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
Lists
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
Lists
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00001.html
Osvdb
http://osvdb.org/52204
Red Hat
http://rhn.redhat.com/errata/RHSA-2009-0459.html
Scary
http://scary.beasts.org/security/CESA-2009-002.html
Scarybeastsecurity
http://scarybeastsecurity.blogspot.com/2009/02/linux-kernel-minor-signal-vulnerability.html
Secunia
http://secunia.com/advisories/33758
Secunia
http://secunia.com/advisories/34033
Secunia
http://secunia.com/advisories/34680
Secunia
http://secunia.com/advisories/34917
Secunia
http://secunia.com/advisories/34962
Secunia
http://secunia.com/advisories/34981
Secunia
http://secunia.com/advisories/35011
Secunia
http://secunia.com/advisories/35120
Secunia
http://secunia.com/advisories/35121
Secunia
http://secunia.com/advisories/35390
Secunia
http://secunia.com/advisories/35394
Secunia
http://secunia.com/advisories/37471
Wiki
http://wiki.rpath.com/Advisories:rPSA-2009-0084
Debian Security
http://www.debian.org/security/2009/dsa-1787
Debian Security
http://www.debian.org/security/2009/dsa-1794
Debian Security
http://www.debian.org/security/2009/dsa-1800
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2009:118
Red Hat
http://www.redhat.com/support/errata/RHSA-2009-0326.html
Red Hat
http://www.redhat.com/support/errata/RHSA-2009-0451.html
Securityfocus
http://www.securityfocus.com/archive/1/503610/100/0/threaded
Securityfocus
http://www.securityfocus.com/archive/1/507985/100/0/threaded
Securityfocus
http://www.securityfocus.com/bid/33906
Ubuntu Security
http://www.ubuntu.com/usn/usn-751-1
Vmware
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
Vupen
http://www.vupen.com/english/advisories/2009/3316
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=479932
Oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11187
Oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7947

Details

CVE ID CVE-2009-0028

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2009-02-27

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2009-0028?

CVE-2009-0028 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2009-0028 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2009-0028?

CVE-2009-0028 has a CVSS score of 2.1 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:N/I:N/A:P.
Is there a patch available for CVE-2009-0028?

No patch is currently available for CVE-2009-0028. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2009-0028 actively exploited?

No — CVE-2009-0028 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. View CWE-264 on MITRE CWE →