What is CVE-2012-0207?

CVE-2012-0207 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10, classified as a Divide By Zero flaw (CWE-369). CVE-2012-0207 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2012-0207?

CVE-2012-0207 has a CVSS score of 7.5 out of 10, rated High severity. The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2012-0207?

No patch is currently available for CVE-2012-0207. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2012-0207 actively exploited?

CVE-2012-0207 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Divide By Zero (CWE-369)?

The product divides a value by zero, causing a crash or unexpected behaviour. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/369.html

CVE-2012-0207

High

The igmp_heard_query function in net/ipv4/igmp.c in the Linux kernel before 3.2.1 allows remote attackers to cause a denial of service (divide-by-zero error and panic) via IGMP packets.

Package Linux Kernel

Published 2012-05-17

Last modified 2026-04-29

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.5

out of 10

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-369

CVE-2012-0207 is a Divide By Zero vulnerability

What is Divide By Zero?

The product divides a value by zero, causing a crash or unexpected behaviour. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2012-0207 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=654876

Exploit Mailing List Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2012/01/10/5

Mailing List Third Party Advisory
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=a8c1f65c79cbbb2f7da782d4c9d15639a9b94b27
Patch
Kernel patch commit
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.1
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=772867
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2012-0207

Severity High

CVSS score 7.5 / 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-2012-0207?

CVE-2012-0207 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10 , classified as a Divide By Zero flaw (CWE-369) . CVE-2012-0207 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2012-0207?

CVE-2012-0207 has a CVSS score of 7.5 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2012-0207?

No patch is currently available for CVE-2012-0207. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2012-0207 actively exploited?

No — CVE-2012-0207 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Divide By Zero (CWE-369)?

The product divides a value by zero, causing a crash or unexpected behaviour. View CWE-369 on MITRE CWE →