ubuntu-cve-2011-2393
Vulnerability from osv_ubuntu
Published
2012-02-02 17:55
Modified
2025-07-16 04:49
Summary
Details
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in FreeBSD, NetBSD, and possibly other BSD-based operating systems allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, a similar vulnerability to CVE-2010-4670.
Severity
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "block-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "block-modules-3.11.0-12-generic-lpae-di",
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},
{
"binary_name": "crypto-modules-3.11.0-12-generic-di",
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},
{
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{
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},
{
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"binary_version": "3.11.0-12.19"
},
{
"binary_name": "fb-modules-3.11.0-12-generic-di",
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{
"binary_name": "firewire-core-modules-3.11.0-12-generic-di",
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{
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{
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{
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{
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{
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{
"binary_name": "kernel-image-3.11.0-12-generic-di",
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},
{
"binary_name": "kernel-image-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-doc",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-headers-3.11.0-12",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "linux-headers-3.11.0-12-generic",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-headers-3.11.0-12-generic-lpae",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "linux-image-3.11.0-12-generic",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-image-3.11.0-12-generic-lpae",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-image-extra-3.11.0-12-generic",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-libc-dev",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-source-3.11.0",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-tools-3.11.0-12",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-tools-3.11.0-12-generic",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-tools-3.11.0-12-generic-lpae",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-tools-common",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "linux-udebs-generic",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "linux-udebs-generic-lpae",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "md-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "md-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "message-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "mouse-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "mouse-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "multipath-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "multipath-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nfs-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nfs-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nic-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nic-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nic-pcmcia-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "nic-shared-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "nic-shared-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "nic-usb-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "nic-usb-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "parport-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "parport-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "pata-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "pcmcia-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "pcmcia-storage-modules-3.11.0-12-generic-di",
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{
"binary_name": "plip-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "plip-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "ppp-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
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{
"binary_name": "ppp-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "sata-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "sata-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "scsi-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "scsi-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "serial-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "speakup-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "speakup-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "squashfs-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "squashfs-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "storage-core-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "storage-core-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "usb-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "usb-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "virtio-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "vlan-modules-3.11.0-12-generic-di",
"binary_version": "3.11.0-12.19"
},
{
"binary_name": "vlan-modules-3.11.0-12-generic-lpae-di",
"binary_version": "3.11.0-12.19"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "linux",
"purl": "pkg:deb/ubuntu/linux@3.11.0-12.19?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "3.11.0-12.19"
}
],
"type": "ECOSYSTEM"
}
],
"versions": []
}
],
"aliases": [],
"details": "The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in FreeBSD, NetBSD, and possibly other BSD-based operating systems allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, a similar vulnerability to CVE-2010-4670.",
"id": "UBUNTU-CVE-2011-2393",
"modified": "2025-07-16T04:49:59Z",
"published": "2012-02-02T17:55:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2011-2393"
},
{
"type": "REPORT",
"url": "http://seclists.org/fulldisclosure/2011/Apr/86"
},
{
"type": "REPORT",
"url": "http://www.mh-sec.de/downloads/mh-RA_flooding_CVE-2010-multiple.txt"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2011-2393"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2011-2393"
],
"withdrawn": "2025-07-18T16:42:42Z"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
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