CVE-2026-21381: high-severity vulnerability in Qualcomm, Inc. Snapdragon
Buffer Over-read in WLAN Firmware
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.6epss 0.1%
Transient DOS when receiving a service data frame with excessive length during device matching over a neighborhood awareness network protocol connection.
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
Affected products
Qualcomm, Inc. · SnapdragonRelated CVEs — Qualcomm, Inc. Snapdragon
In the same product, most dangerous first.
CVE-2026-21385HIGHInteger Overflow or Wraparound in GraphicsEPSS 1.3%KEVCVE-2025-27038HIGHUse After Free in GraphicsEPSS 1.0%KEVCVE-2023-33106HIGHUse of Out-of-range Pointer Offset in GraphicsEPSS 0.8%KEVCVE-2025-21479HIGHIncorrect Authorization in GraphicsEPSS 0.8%KEVCVE-2023-33107HIGHInteger Overflow or Wraparound in Graphics LinuxEPSS 0.7%KEVCVE-2024-43047HIGHUse After Free in DSP ServiceEPSS 0.7%KEV