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CVE-2021-35071

Quick assessment

Affected
Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
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.

Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 多款产品存在安全漏洞，该漏洞源于在将数据从 DBR 缓冲区复制到 RX 缓冲区时，由于缺少大小验证可能导致缓冲区过度读取，并可能导致拒绝服务。以下产品和版本受到影响：AQT1000、AR8035、AR9380、CSR8811、CSRB31024、FSM10055、FSM10056、IPQ4018、IPQ4019 ，IPQ4028等

CVSS 5.5 · Medium EPSS 0.13% · P3
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I. Basic Information for CVE-2021-35071

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Possible buffer over read due to lack of size validation while copying data from DBR buffer to RX buffer and can lead to Denial of Service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
多款Qualcomm产品缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm 芯片是美国高通（Qualcomm）公司的芯片。一种将电路（主要包括半导体设备，也包括被动组件等）小型化的方式，并时常制造在半导体晶圆表面上。 Qualcomm 多款产品存在安全漏洞，该漏洞源于在将数据从 DBR 缓冲区复制到 RX 缓冲区时，由于缺少大小验证可能导致缓冲区过度读取，并可能导致拒绝服务。以下产品和版本受到影响：AQT1000、AR8035、AR9380、CSR8811、CSRB31024、FSM10055、FSM10056、IPQ4018、IPQ4019 ，IPQ4028等
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
Qualcomm, Inc. Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking AQT1000, AR8035, AR9380, CSR8811, CSRB31024, FSM10055, FSM10056, IPQ4018, IPQ4019, IPQ4028, IPQ4029, IPQ5010, IPQ5018, IPQ5028, IPQ6000, IPQ6010, IPQ6018, IPQ6028, IPQ8064, IPQ8065, IPQ8068, IPQ8070, IPQ8070A, IPQ8071, IPQ8071A, IPQ8072, IPQ8072A, IPQ8074 -

II. Public POCs for CVE-2021-35071

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III. Intelligence Information for CVE-2021-35071

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Other References for CVE-2021-35071 (1)

Same Patch Batch · Qualcomm, Inc. · 2022-06-14 · 68 CVEs total

CVE-2022-25651 9.8 CRITICAL Qualcomm 芯片输入验证错误漏洞
CVE-2021-35081 9.8 CRITICAL 多款Qualcomm产品安全漏洞
CVE-2021-30341 9.8 CRITICAL 多款Qualcomm产品缓冲区错误漏洞
CVE-2021-35104 9.8 CRITICAL 多款Qualcomm产品安全漏洞
CVE-2021-35090 9.3 CRITICAL Qualcomm 安全漏洞
CVE-2021-35082 9.1 CRITICAL Qualcomm多款产品 安全漏洞
CVE-2021-30342 9.1 CRITICAL 多款Qualcomm产品安全漏洞
CVE-2021-30343 9.1 CRITICAL 多款Qualcomm产品安全漏洞
CVE-2021-30347 9.1 CRITICAL 多款Qualcomm产品安全漏洞
CVE-2021-30339 9.0 CRITICAL 多款Qualcomm芯片安全漏洞
CVE-2021-35123 8.8 HIGH 多款Qualcomm产品安全漏洞
CVE-2021-30281 8.4 HIGH 多款Qualcomm产品访问控制错误漏洞
CVE-2021-30334 8.4 HIGH 多款Qualcomm产品资源管理错误漏洞
CVE-2022-22071 8.4 HIGH Qualcomm多款产品 资源管理错误漏洞
CVE-2022-22068 8.4 HIGH 多款Qualcomm产品资源管理错误漏洞
CVE-2021-30350 8.4 HIGH 多款Qualcomm 芯片缓冲区错误漏洞
CVE-2021-35112 8.4 HIGH 多款Qualcomm产品访问控制错误漏洞
CVE-2021-35114 8.4 HIGH Qualcomm 缓冲区错误漏洞
CVE-2021-35126 8.4 HIGH 多款Qualcomm产品输入验证错误漏洞
CVE-2021-35095 8.4 HIGH Qualcomm 芯片 代码问题漏洞

Showing top 20 of 68 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Same vendor: Qualcomm, Inc.

V. Comments for CVE-2021-35071

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