CVE-2026-56884

Published Nov 10, 2026 CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Description
In ac_set_ns_ipa_tbl of plat_trusty.c, there is a possible way to corrupt stream table entry configurations via unvalidated parameters due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

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History
Type Values Removed Values Added
Title Local Privilege Escalation via Unvalidated Input in Android Trusty Stream Table
Weaknesses CWE-264
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Local Privilege Escalation via Unvalidated Input in Android Trusty Stream Table
Weaknesses CWE-20
CWE-264
Type Values Removed Values Added
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'}

Type Values Removed Values Added
Description In ac_set_ns_ipa_tbl of plat_trusty.c, there is a possible way to corrupt stream table entry configurations via unvalidated parameters due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
References

Subscriptions

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Weaknesses

Sources

Status
PUBLISHED
Assigner
Google_Devices
Published
Updated
Nov 13, 2026, 11:51 AM
Reserved
Jun 23, 2026, 4:03 PM
Status
Awaiting Analysis
Published
Nov 10, 2026, 8:19 PM
Modified
Nov 12, 2026, 8:18 PM