CVE-2026-21385

Qualcomm, Inc. Snapdragon

Published 2 Mar 2026 · updated 17 Jun 2026 · Analyzed

7.8 High · CVSS 3.1, qualcomm.com

Exploited in the wild

CISA added this to its Known Exploited Vulnerabilities catalog on 3 Mar 2026, with a remediation deadline of 24 Mar 2026 for US federal agencies.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

Memory corruption while using alignments for memory allocation.

References

docs.qualcomm.com/product/publicresources/securitybulletin/march-2026-bulletin.html · Patch, Vendor Advisory
source.android.com/docs/security/bulletin/2026/2026-03-01 · Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21385 · US Government Resource