CVE-2012-2744
Summary
| CVE | CVE-2012-2744 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2012-08-09 10:29:46 UTC |
| Updated | 2026-04-29 01:13:23 UTC |
| 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. |
Risk And Classification
Primary CVSS: v2.0 7.8 from [email protected]
AV:N/AC:L/Au:N/C:N/I:N/A:C
Problem Types: NVD-CWE-Other | n/a
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
NoneIntegrity
NoneAvailability
CompleteAV:N/AC:L/Au:N/C:N/I:N/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | 2.6.33 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.1 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.10 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.11 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.12 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.13 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.14 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.15 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.16 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.17 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.18 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.19 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.2 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.3 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.4 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.5 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.6 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.7 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.8 | All | All | All |
| Operating System | Linux | Linux Kernel | 2.6.33.9 | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| 833402 – (CVE-2012-2744) CVE-2012-2744 kernel: netfilter: null pointer dereference in nf_ct_frag6_reasm() | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | |
| Red Hat Customer Portal | af854a3a-2127-422b-91ae-364da2661108 | rhn.redhat.com | |
| Linux Kernel IPv6 Netfilter Connection Tracking Flaw Lets Remote Users Deny Service - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| kernel/git/torvalds/linux.git - Linux kernel source tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | |
| netfilter: nf_conntrack_reasm: properly handle packets fragmented int… · torvalds/linux@9e2dcf7 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Patch |
| Linux Kernel IPv6 'nf_ct_frag6_reasm()' Remote Denial of Service Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| 404 Not Found | af854a3a-2127-422b-91ae-364da2661108 | ftp.osuosl.org | |
| Security Advisory SA49928 - Ubuntu update for linux - Secunia | af854a3a-2127-422b-91ae-364da2661108 | secunia.com | |
| kernel/git/torvalds/linux.git - Linux kernel source tree | MITRE | git.kernel.org | |
| Red Hat Customer Portal | MITRE | access.redhat.com | |
| Red Hat Customer Portal - Access to 24x7 support and knowledge | MITRE | access.redhat.com | |
| Red Hat Customer Portal | MITRE | access.redhat.com | |
| Red Hat Customer Portal | MITRE | access.redhat.com | |
| access.redhat.com | CVE-2012-2744 | MITRE | access.redhat.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.