Linux Kernel up to 4.10.1 coresight-etm-perf.c etm_setup_aux Parameter input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Linux Kernel up to 4.10.1. Affected by this issue is the function etm_setup_aux of the file drivers/hwtracing/coresight/coresight-etm-perf.c. Executing a manipulation as part of Parameter can lead to input validation. This vulnerability is handled as CVE-2018-11232. It is possible to launch the attack on the local host. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 4.10.1 (Operating System) and classified as problematic. This vulnerability affects the function etm_setup_aux of the file drivers/hwtracing/coresight/coresight-etm-perf.c. The manipulation as part of a Parameter leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The etm_setup_aux function in drivers/hwtracing/coresight/coresight-etm-perf.c in the Linux kernel before 4.10.2 allows attackers to cause a denial of service (panic) because a parameter is incorrectly used as a local variable.

The bug was discovered 01/25/2017. The weakness was released 05/18/2018 (Website). The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2018-11232 since 05/17/2018. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 478 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.10.2 eliminates this vulnerability.

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Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.10.2
Patch: git.kernel.org

Timelineinfo

01/25/2017 🔍
05/17/2018 +477 days 🔍
05/18/2018 +0 days 🔍
05/18/2018 +0 days 🔍
05/18/2018 +0 days 🔍
03/14/2023 +1761 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: f09444639099584bc4784dfcd85ada67c6f33e0f
Status: Not defined

CVE: CVE-2018-11232 (🔍)
GCVE (CVE): GCVE-0-2018-11232
GCVE (VulDB): GCVE-100-117976

Entryinfo

Created: 05/18/2018 22:02
Updated: 03/14/2023 09:48
Changes: 05/18/2018 22:02 (62), 02/07/2020 11:08 (1), 03/14/2023 09:48 (5)
Complete: 🔍
Cache ID: 216::103

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