CVE-2026-21367— Buffer Over-read in WLAN Firmware
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-21367
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Buffer Over-read in WLAN Firmware
Source: NVD (National Vulnerability Database)
Vulnerability Description
Transient DOS when processing nonstandard FILS Discovery Frames with out-of-range action sizes during initial scans.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
Qualcomm Chipsets 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets存在安全漏洞，该漏洞源于处理初始扫描期间具有超出范围操作大小的非标准FILS发现帧，可能导致瞬时拒绝服务。
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-2026-21367
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-21367
请登录查看更多情报信息。
Same Patch Batch · Qualcomm, Inc. · 2026-04-06 · 17 CVEs total
| CVE-2025-47392 | 8.8 HIGH | Integer Overflow or Wraparound in GPS |
| CVE-2025-47389 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in Automotive Platform |
| CVE-2025-47390 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2025-47391 | 7.8 HIGH | Stack-based Buffer Overflow in Camera Driver |
| CVE-2026-21371 | 7.8 HIGH | Buffer Over-read in WinBlast Driver |
| CVE-2026-21372 | 7.8 HIGH | Heap-Based Buffer Overflow in Power Management IC |
| CVE-2026-21373 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2026-21374 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2026-21375 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2026-21376 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2026-21378 | 7.8 HIGH | Buffer Over-read in Camera |
| CVE-2026-21380 | 7.8 HIGH | Use After Free in DSP Service |
| CVE-2026-21382 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in Power Management IC |
| CVE-2026-21381 | 7.6 HIGH | Buffer Over-read in WLAN Firmware |
| CVE-2025-47400 | 7.1 HIGH | Buffer Over-read in Computer Vision |
| CVE-2025-47374 | 6.5 MEDIUM | Use After Free in Camera Driver |
IV. Related Vulnerabilities
Same product: Snapdragon
Same vendor: Qualcomm, Inc.
V. Comments for CVE-2026-21367
No comments yet