What is CVE-2012-1097?

CVE-2012-1097 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476). CVE-2012-1097 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2012-1097?

CVE-2012-1097 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2012-1097?

No patch is currently available for CVE-2012-1097. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2012-1097 actively exploited?

CVE-2012-1097 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-2012-1097

High

The regset (aka register set) feature in the Linux kernel before 3.2.10 does not properly handle the absence of .get and .set methods, which allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a (1) PTRACE_GETREGSET or (2) PTRACE_SETREGSET ptrace call.

Package Linux Kernel

Published 2012-05-17

Last modified 2026-04-29

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-476

CVE-2012-1097 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-2012-1097 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/2012-04/msg00021.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html

Mailing List Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2012-0481.html

Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2012-0531.html

Third Party Advisory
Secunia
http://secunia.com/advisories/48842

Broken Link
Secunia
http://secunia.com/advisories/48898

Broken Link
Secunia
http://secunia.com/advisories/48964

Broken Link
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=c8e252586f8d5de906385d8cf6385fee289a825e
Patch
Kernel patch commit
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.10
Patch
Kernel patch commit
http://www.openwall.com/lists/oss-security/2012/03/05/1
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2012-1097

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2012-05-17

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2012-1097?

CVE-2012-1097 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . CVE-2012-1097 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2012-1097?

CVE-2012-1097 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2012-1097?

No patch is currently available for CVE-2012-1097. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2012-1097 actively exploited?

No — CVE-2012-1097 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 →