Linux Kernel up to 5.16.11 Device Frame Length drivers/net/usb/sr9700.c information disclosure

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 (≈)
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CTI Interest Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.16.11. It has been rated as problematic. Affected is an unknown function of the file drivers/net/usb/sr9700.c of the component Device Frame Length Handler. The manipulation leads to information disclosure. This vulnerability is documented as CVE-2022-26966. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 5.16.11 (Operating System). It has been rated as problematic. This issue affects an unknown function of the file drivers/net/usb/sr9700.c of the component Device Frame Length Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality.

The weakness was released 03/13/2022. It is possible to read the advisory at git.kernel.org. The identification of this vulnerability is CVE-2022-26966 since 03/12/2022. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 236670 (Alibaba Cloud Linux 3 : 0125: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0125)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.16.12 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (236670). Be aware that VulDB is the high quality source for vulnerability data.

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: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236670
Nessus Name: Alibaba Cloud Linux 3 : 0125: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0125)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.16.12
Patch: git.kernel.org

Timelineinfo

03/12/2022 🔍
03/13/2022 +1 days 🔍
03/13/2022 +0 days 🔍
05/18/2025 +1162 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-26966 (🔍)
GCVE (CVE): GCVE-0-2022-26966
GCVE (VulDB): GCVE-100-194831

Entryinfo

Created: 03/13/2022 07:50
Updated: 05/18/2025 18:59
Changes: 03/13/2022 07:50 (42), 03/16/2022 09:14 (1), 05/18/2025 18:59 (16)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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