CVE-2026-21372 - Vulnerability Details - OpenCVE

Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Qualcomm	Snapdragon

No data.

No data.

References

Link	Providers
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html

History

Tue, 07 Apr 2026 09:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Qualcomm Qualcomm snapdragon
Vendors & Products		Qualcomm Qualcomm snapdragon

Mon, 06 Apr 2026 18:00:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 06 Apr 2026 16:45:00 +0000

Type	Values Removed	Values Added
Description		Memory Corruption when sending IOCTL requests with invalid buffer sizes during memcpy operations.
Title		Heap-Based Buffer Overflow in Power Management IC
Weaknesses		CWE-122
References		https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: qualcomm

Published: 2026-04-06T15:33:48.447Z

Updated: 2026-04-07T03:55:49.327Z

Reserved: 2025-12-17T04:35:45.742Z

Link: CVE-2026-21372

Vulnrichment

Updated: 2026-04-06T16:21:05.474Z

NVD

Status : Received

Published: 2026-04-06T16:16:29.767

Modified: 2026-04-06T16:16:29.767

Link: CVE-2026-21372

Redhat

No data.

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