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CVE-2026-0849

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CVE-2026-0849

Published: Mar 14, 2026

Modified: Mar 17, 2026

PUBLISHED

CVSS v3.1

3.8

LOW

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.

VendorProductVersions

zephyrproject-rtos

Zephyr

affected
* - <= 4.3

Weaknesses (CWE)

CWE-120

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector

Physical

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

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