Description
In gmc_mb_msg_handler of gmc_mba.c, there is a possible memory corruption due to a confused deputy. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Published: 2026-09-15
Score: 6.7 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 16 Sep 2026 00:45:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Confused Deputy in Android gmc_mb_msg_handler

Tue, 15 Sep 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 15 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-441
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, 15 Sep 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google android
Vendors & Products Google
Google android

Tue, 15 Sep 2026 18:45:00 +0000

Type Values Removed Values Added
Description In gmc_mb_msg_handler of gmc_mba.c, there is a possible memory corruption due to a confused deputy. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: Google_Devices

Published:

Updated: 2026-09-16T03:57:58.681Z

Reserved: 2026-06-23T16:03:12.303Z

Link: CVE-2026-56879

cve-icon Vulnrichment

Updated: 2026-09-15T20:59:22.699Z

cve-icon NVD

Status : Received

Published: 2026-09-15T19:17:23.690

Modified: 2026-09-16T04:18:25.463

Link: CVE-2026-56879

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-16T00:30:08Z

Weaknesses