What is CVE-2012-4444?

CVE-2012-4444 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.0 out of 10. CVE-2012-4444 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2012-4444?

CVE-2012-4444 has a CVSS score of 5.0 out of 10, rated Medium severity. The vector string is AV:N/AC:L/Au:N/C:N/I:P/A:N.

Is there a patch available for CVE-2012-4444?

No patch is currently available for CVE-2012-4444. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2012-4444 actively exploited?

CVE-2012-4444 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2012-4444

Medium

The ip6_frag_queue function in net/ipv6/reassembly.c in the Linux kernel before 2.6.36 allows remote attackers to bypass intended network restrictions via overlapping IPv6 fragments.

Package Linux Kernel

Published 2012-12-21

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

5.0

out of 10

Medium

Attack Vector

Network

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

Availability

None

Vector string

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

References

The following references provide additional information about CVE-2012-4444 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Ftp
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
Lists
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00000.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2012-1580.html
Openwall
http://www.openwall.com/lists/oss-security/2012/11/09/2
Ubuntu Security
http://www.ubuntu.com/usn/USN-1660-1
Ubuntu Security
http://www.ubuntu.com/usn/USN-1661-1
Media
https://media.blackhat.com/bh-eu-12/Atlasis/bh-eu-12-Atlasis-Attacking_IPv6-WP.pdf
Kernel patch commit
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=70789d7052239992824628db8133de08dc78e593
Patch
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=874835
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/70789d7052239992824628db8133de08dc78e593
Patch

Details

CVE ID CVE-2012-4444

Severity Medium

CVSS score 5.0 / 10

CVSS version 2.0

Published 2012-12-21

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2012-4444?

CVE-2012-4444 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.0 out of 10 . CVE-2012-4444 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2012-4444?

CVE-2012-4444 has a CVSS score of 5.0 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:N/I:P/A:N.
Is there a patch available for CVE-2012-4444?

No patch is currently available for CVE-2012-4444. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2012-4444 actively exploited?

No — CVE-2012-4444 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.