VULNERABILITY INTELLIGENCE
CVE-2021-1920
CVSS score9.8 CRITICAL
EPSS probability0.80%
CISA KEVNot currently listed
Published2021-09-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Integer underflow can occur due to improper handling of incoming RTCP packets in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables
Weakness classification
- CWE-191: Integer Underflow (Wrap or Wraparound)
Primary references
- product-security@qualcomm.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory