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CVE-2021-3608

Quick assessment

Affected
n/a QEMU
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU 存在缓冲区错误漏洞，该漏洞源于pvrdma_ring_init() 中未初始化的内存取消映射。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.36% · P28
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I. Basic Information for CVE-2021-3608

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用未经初始化的指针
Source: CVE Program / CVE List V5
Vulnerability Title
QEMU 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）个人开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。 QEMU 存在缓冲区错误漏洞，该漏洞源于pvrdma_ring_init() 中未初始化的内存取消映射。
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
- QEMU qemu-kvm 6.1.0 -

II. Public POCs for CVE-2021-3608

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III. Intelligence Information for CVE-2021-3608

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Vendor Advisories for CVE-2021-3608 (3)

Mailing List Discussions for CVE-2021-3608 (2)

Same Patch Batch · n/a · 2022-02-24 · 41 CVEs total

CVE-2021-44663 Xerte 安全漏洞
CVE-2022-25004 Sourcecodester Hospital Patient Records Management System SQL注入漏洞
CVE-2022-23135 Zte Zxhn F677 路径遍历漏洞
CVE-2022-0544 Blender 数字错误漏洞
CVE-2022-0545 Blender输入验证错误漏洞
CVE-2022-0546 Blender 输入验证错误漏洞
CVE-2021-4021 radare2 资源管理错误漏洞
CVE-2021-3700 usbredirparser 资源管理错误漏洞
CVE-2021-3607 QEMU 输入验证错误漏洞
CVE-2021-44662 Xerte 跨站脚本漏洞
CVE-2022-25003 Sourcecodester Hospital Patient Records Management System SQL注入漏洞
CVE-2021-44664 Xerte 代码问题漏洞
CVE-2021-44665 Xerte 路径遍历漏洞
CVE-2021-43745 Trilium Notes 安全漏洞
CVE-2021-29216 HPE OneView Global Dashboard 跨站脚本漏洞
CVE-2021-29217 HPE OneView Global Dashboard 输入验证错误漏洞
CVE-2022-23701 HPE Integrated Lights-Out 4 注入漏洞
CVE-2021-29220 HPE iLO Amplifier Pack 安全漏洞
CVE-2021-39364 Honeywell HDZP252DI 1.00.HW02.4 安全漏洞
CVE-2021-39363 Honeywell HDZP252DI 1.00.HW02.4和HBW2PER1 1.00. hw01.3 命令注入漏洞

Showing top 20 of 41 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: QEMU
Same vendor: n/a
Same weakness: CWE-824

V. Comments for CVE-2021-3608

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