Red Hat Enterprise Linux 6 vlan_hwaccel_do_receive resource management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

A vulnerability classified as critical was found in Red Hat Enterprise Linux 6 (Operating System). This vulnerability affects the function vlan_hwaccel_do_receive. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

A certain Red Hat patch to the vlan_hwaccel_do_receive function in net/8021q/vlan_core.c in the Linux kernel 2.6.32 on Red Hat Enterprise Linux (RHEL) 6 allows remote attackers to cause a denial of service (system crash) via priority-tagged VLAN frames.

The weakness was disclosed 06/08/2013 (Website). The advisory is shared for download at oss.oracle.com. This vulnerability was named CVE-2011-3593. Access to the local network is required for this attack to succeed. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/03/2022).

The vulnerability scanner Nessus provides a plugin with the ID 69585 (Amazon Linux AMI : kernel Multiple Vulnerabilities (ALAS-2011-26)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166783 (SUSE Enterprise Linux Security Update for Linux Kernel (SUSE-SU-2014:0287-1)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (71441) and Tenable (69585). The entries 4416, 5386, 5571 and 5582 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 69585
Nessus Name: Amazon Linux AMI : kernel Multiple Vulnerabilities (ALAS-2011-26)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 870693
OpenVAS Name: RedHat Update for kernel RHSA-2011:1465-01
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: 0e48f8daac293335e16e007663b9f4d248f89f0c

Timelineinfo

09/21/2011 🔍
11/22/2011 +62 days 🔍
11/23/2011 +1 days 🔍
06/08/2013 +563 days 🔍
06/08/2013 +0 days 🔍
03/24/2015 +654 days 🔍
01/03/2022 +2477 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2011:1465
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-3593 (🔍)
OVAL: 🔍

X-Force: 71441
Vulnerability Center: 33904 - Linux Kernel 2.6.32 Remote DoS Vulnerability via Crafted VLAN Packets, High
SecurityFocus: 50767

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/03/2022 09:10
Changes: 03/24/2015 15:54 (59), 04/05/2017 14:53 (7), 01/03/2022 09:10 (8)
Complete: 🔍

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