What is CVE-2012-3400?

CVE-2012-3400 is a High severity Linux kernel vulnerability with a CVSS score of 7.6 out of 10, classified as a Out-of-bounds Write flaw (CWE-787). CVE-2012-3400 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2012-3400?

CVE-2012-3400 has a CVSS score of 7.6 out of 10, rated High severity. The vector string is AV:N/AC:H/Au:N/C:C/I:C/A:C.

Is there a patch available for CVE-2012-3400?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2012-3400 patch availability.

Is CVE-2012-3400 actively exploited?

CVE-2012-3400 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Out-of-bounds Write (CWE-787)?

The product writes data past the end or before the beginning of the intended buffer. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/787.html

CVE-2012-3400

High

Heap-based buffer overflow in the udf_load_logicalvol function in fs/udf/super.c in the Linux kernel before 3.4.5 allows remote attackers to cause a denial of service (system crash) or possibly have unspecified other impact via a crafted UDF filesystem.

Package Linux Kernel

Published 2012-10-03

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.6

out of 10

High

Attack Vector

Network

Attack Complexity

High

Privileges Required

User Interaction

Scope

Confidentiality

High

Integrity

Availability

Vector string

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

Weakness type

CWE-787

CVE-2012-3400 is a Out-of-bounds Write vulnerability

What is Out-of-bounds Write?

The product writes data past the end or before the beginning of the intended buffer. Learn more on MITRE CWE

References

15 total

GitHub
https://github.com/torvalds/linux/commit/adee11b2085bee90bd8f4f52123ffb07882d6256

Exploit Third Party Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5

Vendor Advisory
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1df2ae31c724e57be9d7ac00d78db8a5dabdd050
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=adee11b2085bee90bd8f4f52123ffb07882d6256
Kb
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10691

Third Party Advisory

Showing 5 of 15 references View all on NVD

Details

CVE ID CVE-2012-3400

Severity High

CVSS score 7.6 / 10

CVSS version 2.0

Published 2012-10-03

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2012-3400?

CVE-2012-3400 is a High severity Linux kernel vulnerability with a CVSS score of 7.6 out of 10 , classified as an Out-of-bounds Write flaw (CWE-787) . CVE-2012-3400 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2012-3400?

CVE-2012-3400 has a CVSS score of 7.6 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:H/Au:N/C:C/I:C/A:C.
Is there a patch available for CVE-2012-3400?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2012-3400 patch availability.
Is CVE-2012-3400 actively exploited?

No. CVE-2012-3400 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.