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CVE-2019-3846

Quick assessment

Affected

n/a kernel

Exploitation

High exploitation probability; assess promptly

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux Kernel中的marvell/mwifiex/scan.c文件的‘mwifiex_update_bss_desc_with_ie’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

AI Predicted 8.6 Difficulty: Moderate EPSS 5.65% · P93 Updated Feb 23, 2026

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

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I. Basic Information for CVE-2019-3846

Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

A flaw that allowed an attacker to corrupt memory and possibly escalate privileges was found in the mwifiex kernel module while connecting to a malicious wireless network.

Source: CVE Program / CVE List V5

CVSS Information

N/A

Source: CVE Program / CVE List V5

Vulnerability Type

堆缓冲区溢出

Source: CVE Program / CVE List V5

Vulnerability Title

Linux kernel 缓冲区错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
-	kernel	n/a	-

II. Public POCs for CVE-2019-3846

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2019-3846

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Vendor Advisories for CVE-2019-3846 (15)

https://security.netapp.com/advisory/ntap-20190710-0002/ x_refsource_CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3846 x_refsource_CONFIRM
https://www.debian.org/security/2019/dsa-4465 vendor-advisory x_refsource_DEBIAN
https://usn.ubuntu.com/4118-1/ vendor-advisory x_refsource_UBUNTU
https://usn.ubuntu.com/4094-1/ vendor-advisory x_refsource_UBUNTU
https://usn.ubuntu.com/4093-1/ vendor-advisory x_refsource_UBUNTU
https://usn.ubuntu.com/4095-1/ vendor-advisory x_refsource_UBUNTU
https://usn.ubuntu.com/4117-1/ vendor-advisory x_refsource_UBUNTU
https://usn.ubuntu.com/4095-2/ vendor-advisory x_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2019:3089 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:2741 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:3076 vendor-advisory x_refsource_REDHAT
🔗 RHSA-2019:2703 - Security Advisory - Red Hat Customer Portal Read full article vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0174 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:3055 vendor-advisory x_refsource_REDHAT

Mailing List Discussions for CVE-2019-3846 (10)

https://seclists.org/oss-sec/2019/q2/133 x_refsource_MISC
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html vendor-advisory x_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.html vendor-advisory x_refsource_SUSE
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html vendor-advisory x_refsource_SUSE
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE/ vendor-advisory x_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J36BIJTKEPUOZKJNHQBUZA47RQONUKOI/ vendor-advisory x_refsource_FEDORA
https://seclists.org/bugtraq/2019/Jun/26 mailing-list x_refsource_BUGTRAQ
https://seclists.org/bugtraq/2019/Jul/33 mailing-list x_refsource_BUGTRAQ
https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html mailing-list x_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html mailing-list x_refsource_MLIST

https://www.cve.org/CVERecord?id=CVE-2019-3846

Same Patch Batch · n/a · 2019-06-03 · 42 CVEs total

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CVE-2019-11185		WordPress WP Live Chat Support Pro插件代码问题漏洞
CVE-2019-10883		Citrix Systems Citrix SD-WAN Center 命令操作系统命令注入漏洞
CVE-2019-12548		Bludit 代码注入漏洞
CVE-2019-9839		VFront 跨站脚本漏洞
CVE-2019-9838		VFront 跨站脚本漏洞
CVE-2019-9824		QEMU 信息泄露漏洞
CVE-2019-10009		Titan FTP Server 路径遍历漏洞
CVE-2019-12614		Linux kernel 代码问题漏洞

Showing top 20 of 42 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: kernel

Same vendor: n/a

Same weakness: CWE-122

V. Comments for CVE-2019-3846

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Goal Reached Thanks to every supporter — we hit 100%!

CVE-2019-3846

Quick assessment

Possible ATT&CK Techniques 1 AI

I. Basic Information for CVE-2019-3846

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2019-3846

III. Intelligence Information for CVE-2019-3846

Vendor Advisories for CVE-2019-3846 (15)

Mailing List Discussions for CVE-2019-3846 (10)

Same Patch Batch · n/a · 2019-06-03 · 42 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2019-3846

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