Memory Corruption Vulnerability in Qualcomm Products
CVE-2026-21372

7.8HIGH

Key Information:

Vendor

Qualcomm
Status
Snapdragon
Vendor
CVE Published:
6 April 2026

What is CVE-2026-21372?

This vulnerability occurs due to improper handling of IOCTL requests with invalid buffer sizes during memcpy operations in certain Qualcomm chipsets. Attackers could leverage this weakness to potentially execute arbitrary code or trigger system instability, leaving devices exposed to exploitation.

Affected Version(s)

Snapdragon Snapdragon Compute Cologne

Snapdragon Snapdragon Compute FastConnect 6700

Snapdragon Snapdragon Compute FastConnect 6900

References

https://docs.qualcomm.com/product/publicresources/securit...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.