VDB-216202 · CVE-2022-47519 · Nessus 236642

Linux Kernel up to 6.0.10 WILC1000 Wireless Driver cfg80211.c wilc_wfi_cfg_parse_ch_attr IEEE80211_P2P_ATTR_OPER_CHANNEL out-of-bounds write

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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Linux Kernel up to 6.0.10. This affects the function wilc_wfi_cfg_parse_ch_attr of the file drivers/net/wireless/microchip/wilc1000/cfg80211.c of the component WILC1000 Wireless Driver. Executing a manipulation of the argument IEEE80211_P2P_ATTR_OPER_CHANNEL can lead to out-of-bounds write. This vulnerability is tracked as CVE-2022-47519. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 6.0.10 (Operating System) and classified as critical. This vulnerability affects the function wilc_wfi_cfg_parse_ch_attr of the file drivers/net/wireless/microchip/wilc1000/cfg80211.c of the component WILC1000 Wireless Driver. The manipulation of the argument IEEE80211_P2P_ATTR_OPER_CHANNEL with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in the Linux kernel before 6.0.11. Missing validation of IEEE80211_P2P_ATTR_OPER_CHANNEL in drivers/net/wireless/microchip/wilc1000/cfg80211.c in the WILC1000 wireless driver can trigger an out-of-bounds write when parsing the channel list attribute from Wi-Fi management frames.

The weakness was disclosed 12/18/2022. The advisory is available at lore.kernel.org. This vulnerability was named CVE-2022-47519 since 12/18/2022. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 236642 (Alibaba Cloud Linux 3 : 0042: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2023:0042)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.0.11 eliminates this vulnerability. Applying the patch 051ae669e4505abbe05165bebf6be7922de11f41 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (236642). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Operating System

Vendor

Linux

Name

Kernel

Version

License

open-source

Website

Vendor: https://www.kernel.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 236642
Nessus Name: Alibaba Cloud Linux 3 : 0042: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2023:0042)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 6.0.11
Patch: 051ae669e4505abbe05165bebf6be7922de11f41

Timelineinfo

12/18/2022 🔍
12/18/2022 +0 days 🔍
12/18/2022 +0 days 🔍
05/19/2025 +883 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: 051ae669e4505abbe05165bebf6be7922de11f41
Status: Confirmed

CVE: CVE-2022-47519 (🔍)
GCVE (CVE): GCVE-0-2022-47519
GCVE (VulDB): GCVE-100-216202

Entryinfo

Created: 12/18/2022 15:33
Updated: 05/19/2025 12:20
Changes: 12/18/2022 15:33 (46), 01/15/2023 09:07 (1), 01/15/2023 09:10 (12), 04/18/2025 02:21 (16), 05/19/2025 12:20 (2)
Complete: 🔍
Cache ID: 216::103

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