CVE-2012-2744

Name: CVE-2012-2744
Creator: NVD / NIST
Published: 2012-08-09T10:29:46.963+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.43%

Last modified Jun 16, 2026

CVE-2012-2744 is a vulnerability of currently unknown severity. net/ipv6/netfilter/nf_conntrack_reasm.c in the Linux kernel before 2.6.34, when the nf_conntrack_ipv6 module is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via certain types of fragmented IPv6 packets.. EPSS estimates a 4.43% chance of exploitation in the next 30 days.

Description

net/ipv6/netfilter/nf_conntrack_reasm.c in the Linux kernel before 2.6.34, when the nf_conntrack_ipv6 module is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via certain types of fragmented IPv6 packets.

Metrics

EPSS Probability

4.43%

90.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 2.6.33.20
Linux	Linux Kernel	2.6.33
Linux	Linux Kernel	2.6.33.1
Linux	Linux Kernel	2.6.33.2
Linux	Linux Kernel	2.6.33.3
Linux	Linux Kernel	2.6.33.4
Linux	Linux Kernel	2.6.33.5
Linux	Linux Kernel	2.6.33.6
Linux	Linux Kernel	2.6.33.7
Linux	Linux Kernel	2.6.33.8
Linux	Linux Kernel	2.6.33.9
Linux	Linux Kernel	2.6.33.10
Linux	Linux Kernel	2.6.33.11
Linux	Linux Kernel	2.6.33.12
Linux	Linux Kernel	2.6.33.13
Linux	Linux Kernel	2.6.33.14
Linux	Linux Kernel	2.6.33.15
Linux	Linux Kernel	2.6.33.16
Linux	Linux Kernel	2.6.33.17
Linux	Linux Kernel	2.6.33.18
Linux	Linux Kernel	2.6.33.19

References

Timeline

Published: Aug 9, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-2744?

How severe is CVE-2012-2744?

Severity scoring for CVE-2012-2744 is pending analysis. The EPSS model estimates a 4.43% probability of exploitation in the next 30 days.

How do I fix CVE-2012-2744?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-2744?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST