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CVE-2026-24079— Missing Authentication for Critical Function in Data Modem

Quick assessment

Affected
Qualcomm, Inc. Snapdragon
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 Chipsets是美国Qualcomm公司的一款集成网络通信功能的芯片组件。 Qualcomm Chipsets存在授权问题漏洞，该漏洞源于处理带有格式错误或缺失认证参数的注册请求时存在加密问题，可能导致未经身份验证的攻击者访问敏感信息或篡改数据。

CVSS 8.1 · High EPSS 0.13% · P3

Affected Version Matrix 143

VendorProduct Version RangeStatus
Qualcomm, Inc. Snapdragon AR8035 affected
CSRA6620 affected
CSRA6640 affected
FastConnect 6200 affected
FastConnect 6700 affected
FastConnect 6800 affected
FastConnect 6900 affected
FastConnect 7800 affected
… +135 more rows
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I. Basic Information for CVE-2026-24079

Vulnerability Information
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Vulnerability Title
Missing Authentication for Critical Function in Data Modem
Source: CVE Program / CVE List V5
Vulnerability Description
Cryptographic Issue while processing registration requests with malformed or missing authentication parameters.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Qualcomm Chipsets 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国Qualcomm公司的一款集成网络通信功能的芯片组件。 Qualcomm Chipsets存在授权问题漏洞，该漏洞源于处理带有格式错误或缺失认证参数的注册请求时存在加密问题，可能导致未经身份验证的攻击者访问敏感信息或篡改数据。
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 AR8035 -

II. Public POCs for CVE-2026-24079

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III. Intelligence Information for CVE-2026-24079

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Vendor Advisories for CVE-2026-24079 (1)

Same Patch Batch · Qualcomm, Inc. · 2026-08-04 · 11 CVEs total

CVE-2026-25289 9.6 CRITICAL Stack-based Buffer Overflow in WLAN Firmware
CVE-2026-24083 7.8 HIGH Untrusted Pointer Dereference in Automotive Security
CVE-2026-24080 7.8 HIGH Buffer Copy Without Checking Size of Input in Biometrics
CVE-2026-21366 7.8 HIGH Integer Overflow or Wraparound in Data Network Stack & Connectivity
CVE-2026-25292 7.6 HIGH Improper Validation of Syntactic Correctness of Input in Automotive Linux OS
CVE-2026-24084 7.5 HIGH Insecure Security Identifier Mechanism in Multi-Mode Call Processor
CVE-2026-25288 7.4 HIGH Buffer Over-read in WLAN Firmware
CVE-2026-24076 6.7 MEDIUM Buffer Copy Without Checking Size of Input in Bluetooth HOST
CVE-2026-24078 6.5 MEDIUM Exposure of Private Personal Information to an Unauthorized Actor in Data Modem
CVE-2026-24077 6.5 MEDIUM Integer Underflow (Wrap or Wraparound) in WLAN Host

IV. Related Vulnerabilities

Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-306

V. Comments for CVE-2026-24079

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