Linux Kernel 2.6.32.51 oom_badness numeric error

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Linux Kernel 2.6.32.51. This issue affects the function oom_badness. Such manipulation leads to numeric error. This vulnerability is documented as CVE-2011-4097. There is not any exploit available.

Detailsinfo

A vulnerability was found in Linux Kernel 2.6.32.51 (Operating System) and classified as critical. Affected by this issue is the function oom_badness. The manipulation with an unknown input leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. CVE summarizes:

Integer overflow in the oom_badness function in mm/oom_kill.c in the Linux kernel before 3.1.8 on 64-bit platforms allows local users to cause a denial of service (memory consumption or process termination) by using a certain large amount of memory.

The issue has been introduced in 12/03/2009. The weakness was released 05/17/2012 (Website). The advisory is available at github.com. This vulnerability is handled as CVE-2011-4097. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 700 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 56697 (Fedora 16 : kernel-3.1.0-7.fc16 (2011-15323)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 166481 (OpenSuSE Security Update for update kernel to 3.0 (openSUSE-SU-2013:0927-1)).

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 Tenable (56697), SecurityFocus (BID 50459†) and Vulnerability Center (SBV-33687†). Entries connected to this vulnerability are available at VDB-60750, VDB-60749, VDB-60748 and VDB-60747. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.2
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 56697
Nessus Name: Fedora 16 : kernel-3.1.0-7.fc16 (2011-15323)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 863903
OpenVAS Name: Fedora Update for kernel FEDORA-2011-15323
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: github.com

Timelineinfo

12/03/2009 🔍
10/18/2011 +683 days 🔍
11/01/2011 +14 days 🔍
11/01/2011 +0 days 🔍
11/02/2011 +1 days 🔍
11/03/2011 +1 days 🔍
05/17/2012 +196 days 🔍
05/17/2012 +0 days 🔍
03/23/2015 +1040 days 🔍
02/03/2025 +3605 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 56c6a8a4aadca809e04276eabe5552935c51387f
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-4097 (🔍)
GCVE (CVE): GCVE-0-2011-4097
GCVE (VulDB): GCVE-100-60746

OVAL: 🔍

SecurityFocus: 50459 - Linux Kernel '/mm/oom_kill.c' Integer Overflow Vulnerability
Vulnerability Center: 33687 - Linux Kernel on 64-bit \x27/mm/oom_kill.c\x27 Local Privileges Escalation Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 02/03/2025 12:57
Changes: 03/23/2015 16:50 (61), 04/04/2017 11:34 (9), 12/01/2021 21:09 (6), 12/01/2021 21:18 (11), 12/01/2021 21:30 (1), 02/03/2025 12:57 (22)
Complete: 🔍
Cache ID: 216:BDD:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!