What is CVE-2010-3437?

CVE-2010-3437 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476). CVE-2010-3437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-3437?

CVE-2010-3437 has a CVSS score of 6.6 out of 10, rated Medium severity. The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:C.

Is there a patch available for CVE-2010-3437?

No patch is currently available for CVE-2010-3437. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-3437 actively exploited?

CVE-2010-3437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/476.html

CVE-2010-3437

Medium

Integer signedness error in the pkt_find_dev_from_minor function in drivers/block/pktcdvd.c in the Linux kernel before 2.6.36-rc6 allows local users to obtain sensitive information from kernel memory or cause a denial of service (invalid pointer dereference and system crash) via a crafted index value in a PKT_CTRL_CMD_STATUS ioctl call.

Package Linux Kernel

Published 2010-10-04

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

6.6

out of 10

Medium

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:C/I:N/A:C

Weakness type

CWE-476

CVE-2010-3437 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2010-3437 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Jon
http://jon.oberheide.org/files/cve-2010-3437.c

Exploit Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html

Mailing List Third Party Advisory
Secunia
http://secunia.com/advisories/42778

Third Party Advisory
Secunia
http://secunia.com/advisories/42801

Third Party Advisory
Secunia
http://secunia.com/advisories/42932

Third Party Advisory
Debian Security
http://www.debian.org/security/2010/dsa-2126

Third Party Advisory
Exploit-DB
http://www.exploit-db.com/exploits/15150/

Exploit Third Party Advisory VDB Entry
Kernel.org
http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.36-rc6

Broken Link
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2011:029

Third Party Advisory
Mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2011:051

Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2010/09/28/2

Mailing List Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2010/09/28/6

Mailing List Third Party Advisory
Red Hat
http://www.redhat.com/support/errata/RHSA-2010-0842.html

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/43551

Third Party Advisory VDB Entry
Ubuntu Security
http://www.ubuntu.com/usn/USN-1000-1

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0012

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0124

Third Party Advisory
Vupen
http://www.vupen.com/english/advisories/2011/0298

Third Party Advisory
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=252a52aa4fa22a668f019e55b3aac3ff71ec1c29
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=638085
Patch

Details

CVE ID CVE-2010-3437

Severity Medium

CVSS score 6.6 / 10

CVSS version 2.0

Published 2010-10-04

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-3437?

CVE-2010-3437 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . CVE-2010-3437 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-3437?

CVE-2010-3437 has a CVSS score of 6.6 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:C/I:N/A:C.
Is there a patch available for CVE-2010-3437?

No patch is currently available for CVE-2010-3437. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-3437 actively exploited?

No — CVE-2010-3437 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. View CWE-476 on MITRE CWE →