crypto: ATAES132A response length allows stack buffer overflow (zephyrproject-rtos Zephyr)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.25 % · percentile 16 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- zephyr
- NVD status
- Analyzed
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.
Weaknesses (CWE)
- CWE-120 — Buffer Copy without Checking Size of Input
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | LOW 3.8 | CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L | zephyr |
| CVSS 3.1 | LOW 3.8 | CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L | NVD · vulnerabilities@zephyrproject.org (Secondary) |
| CVSS 3.1 | MEDIUM 6.8 | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2026-12186
- GCVE · GCVE-0-2026-0849
Affected configurations (NVD CPE)
cpe:2.3:o:zephyrproject:zephyr:4.3.0:-:*:*:*:*:*:*cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc1:*:*:*:*:*:*cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc2:*:*:*:*:*:*cpe:2.3:o:zephyrproject:zephyr:4.3.0:rc3:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| zephyrproject-rtos · Zephyr | affected * < 4.4.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |