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OpenAMP CVE-2026-37540

| EUVD-2026-26693 HIGH
Integer Overflow or Wraparound (CWE-190)
2026-05-01 mitre
8.4
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
May 01, 2026 - 17:32 vuln.today
EUVD ID Assigned
May 01, 2026 - 17:00 euvd
EUVD-2026-26693
Analysis Generated
May 01, 2026 - 17:00 vuln.today
CVE Published
May 01, 2026 - 00:00 nvd
HIGH 8.4

DescriptionNVD

OpenAMP v2025.10.0 ELF loader contains an integer overflow vulnerability in firmware image parsing. In elf_loader.c, it performs multiplication of two attacker-controlled 16-bit values from the ELF header without overflow checking. On 32-bit embedded systems (STM32MP1, Zynq, i.MX), large values can cause the product to wrap around to a small value.

AnalysisAI

Integer overflow in OpenAMP v2025.10.0 ELF loader enables local attackers to corrupt memory during firmware image parsing on 32-bit embedded systems (STM32MP1, Zynq, i.MX). The vulnerability triggers when elf_loader.c multiplies two attacker-controlled 16-bit values from ELF headers without bounds checking, causing integer wraparound that bypasses allocation size limits. …

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RemediationAI

Within 24 hours: Inventory all deployed OpenAMP v2025.10.0 instances and embedded systems (STM32MP1, Zynq, i.MX platforms) in production. Within 7 days: Restrict local access to firmware update mechanisms and disable remote firmware update features until patched; implement input validation on ELF header parsing if source code modifications are feasible. …

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Vendor StatusVendor

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CVE-2026-37540 vulnerability details – vuln.today

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