Description
In handle_fips_hmac_req of hwcrypto_proxy.c, there is a possible heap buffer overflow due to missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Published: 2026-11-10
Score: 6.7 Medium
EPSS: < 1% Very Low
KEV: No
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Remediation

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History

Wed, 11 Nov 2026 01:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Tue, 10 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Description In handle_fips_hmac_req of hwcrypto_proxy.c, there is a possible heap buffer overflow due to missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: Google_Devices

Published:

Updated: 2026-11-11T04:58:15.670Z

Reserved: 2026-06-23T16:08:36.835Z

Link: CVE-2026-56911

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-10T20:19:15.023

Modified: 2026-11-11T05:19:47.033

Link: CVE-2026-56911

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses