Malformed ATAES132A responses with an oversized length field overflow a 52-byte stack buffer in the Zephyr crypto driver, allowing a compromised device or bus attacker to corrupt kernel memory and potentially hijack execution.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 17 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 16 Mar 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Zephyrproject-rtos
Zephyrproject-rtos zephyr
Vendors & Products Zephyrproject-rtos
Zephyrproject-rtos zephyr

Sat, 14 Mar 2026 21:15:00 +0000

Type Values Removed Values Added
Description Malformed ATAES132A responses with an oversized length field overflow a 52-byte stack buffer in the Zephyr crypto driver, allowing a compromised device or bus attacker to corrupt kernel memory and potentially hijack execution.
Title crypto: ATAES132A response length allows stack buffer overflow
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 3.8, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: zephyr

Published:

Updated: 2026-03-17T15:05:37.922Z

Reserved: 2026-01-11T06:32:24.529Z

Link: CVE-2026-0849

cve-icon Vulnrichment

Updated: 2026-03-17T15:05:26.565Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-16T14:18:07.270

Modified: 2026-03-17T16:16:19.767

Link: CVE-2026-0849

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-03-16T09:22:20Z

Weaknesses