Linux Kernel 2.6 hfs_mac2asc memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.3$5k-$25k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Linux Kernel 2.6. Affected is the function hfs_mac2asc. Such manipulation leads to memory corruption. This vulnerability is documented as CVE-2011-4330. There is not any exploit available.

Detailsinfo

A vulnerability was found in Linux Kernel 2.6 (Operating System) and classified as critical. Affected by this issue is the function hfs_mac2asc. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in the hfs_mac2asc function in fs/hfs/trans.c in the Linux kernel 2.6 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via an HFS image with a crafted len field.

The weakness was released 01/27/2012 (Website). The advisory is available at lkml.org. This vulnerability is handled as CVE-2011-4330. 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 structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/29/2021).

The vulnerability scanner Nessus provides a plugin with the ID 57485 (CentOS 5 : kernel (CESA-2012:0007)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165581 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2011:046)).

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 (57485), SecurityFocus (BID 50750†) and Vulnerability Center (SBV-33894†). Entries connected to this vulnerability are available at VDB-4543, VDB-4544, VDB-4545 and VDB-61072. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 9.3

VulDB Base Score: 9.3
VulDB Temp Score: 9.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 57485
Nessus Name: CentOS 5 : kernel (CESA-2012:0007)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 881222
OpenVAS Name: CentOS Update for kernel CESA-2012:0007 centos5
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: git.kernel.org

Timelineinfo

11/04/2011 🔍
11/21/2011 +17 days 🔍
11/22/2011 +1 days 🔍
01/27/2012 +66 days 🔍
01/27/2012 +0 days 🔍
03/23/2015 +1151 days 🔍
11/29/2021 +2443 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: RHSA-2011:1212
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4330 (🔍)
GCVE (CVE): GCVE-0-2011-4330
GCVE (VulDB): GCVE-100-60026

OVAL: 🔍

SecurityFocus: 50750
Vulnerability Center: 33894 - Linux Kernel 2.6.39-rc4 and Earlier \x27hfs_mac2sec()\x27 Local Buffer Overflow Vulnerability, High

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/29/2021 08:54
Changes: 03/23/2015 16:50 (56), 04/05/2017 14:52 (9), 11/29/2021 08:53 (5), 11/29/2021 08:54 (2)
Complete: 🔍
Cache ID: 216:4DA:103

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

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