Linux Kernel up to 2.6.38.8 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability has been found in Linux Kernel up to 2.6.38.8 (Operating System) and classified as problematic. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Multiple array index errors in sound/oss/opl3.c in the Linux kernel before 2.6.39 allow local users to cause a denial of service (heap memory corruption) or possibly gain privileges by leveraging write access to /dev/sequencer.

The issue has been introduced in 03/14/2011. The weakness was shared 06/21/2012 by Dan Rosenberg (Website). The advisory is shared at github.com. This vulnerability is known as CVE-2011-1477 since 03/21/2011. The exploitation appears to be easy. An attack has to be approached locally. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 465 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 55028 (Debian DSA-2240-1 : linux-2.6 - privilege escalation/denial of service/information leak), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165558 (SUSE Enterprise Linux Security Update Linux Kernel (SUSE-SA:2011:019)).

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 vulnerability database at Tenable (55028). The entries 4261, 4416, 4544 and 55922 are related to this item.

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: 5.9
VulDB Meta Temp Score: 5.9

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

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 55028
Nessus Name: Debian DSA-2240-1 : linux-2.6 - privilege escalation/denial of service/information leak
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 69970
OpenVAS Name: Debian Security Advisory DSA 2264-1 (linux-2.6)
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: 4d00135a680727f6c3be78f8befaac009030e4df

Timelineinfo

03/14/2011 🔍
03/21/2011 +7 days 🔍
03/23/2011 +2 days 🔍
03/23/2011 +0 days 🔍
03/24/2011 +1 days 🔍
06/21/2012 +455 days 🔍
06/21/2012 +0 days 🔍
03/23/2015 +1005 days 🔍
12/05/2021 +2449 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: DSA-2240
Researcher: Dan Rosenberg
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-1477 (🔍)
OVAL: 🔍

Vulnerability Center: 30644 - Linux Kernel 2.6 through 2.6.36-rc8 Local Privilege Escalation Vulnerability, High
SecurityFocus: 47009 - Linux Kernel 'sound/oss/opl3.c' Local Privilege Escalation Vulnerability

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 12/05/2021 09:23
Changes: 03/23/2015 16:50 (57), 03/19/2017 20:40 (15), 12/05/2021 09:21 (5), 12/05/2021 09:23 (2)
Complete: 🔍

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