Description
In GPU pdma, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365070; Issue ID: MSV-9547.
Published: 2026-11-02
Score: 8.4 High
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

Mon, 02 Nov 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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


Mon, 02 Nov 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek
Mediatek mediatek Chipset
Mediatek, Inc.
Mediatek, Inc. mediatek Chipset
Vendors & Products Mediatek
Mediatek mediatek Chipset
Mediatek, Inc.
Mediatek, Inc. mediatek Chipset

Mon, 02 Nov 2026 03:45:00 +0000

Type Values Removed Values Added
Title Local Privilege Escalation via Use‑After‑Free in MediaTek GPU pdma

Mon, 02 Nov 2026 02:45:00 +0000

Type Values Removed Values Added
Description In GPU pdma, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365070; Issue ID: MSV-9547.
Weaknesses CWE-416
References

Subscriptions

Mediatek Mediatek Chipset
Mediatek, Inc. Mediatek Chipset
cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published:

Updated: 2026-11-02T16:51:55.013Z

Reserved: 2025-11-03T01:30:59.044Z

Link: CVE-2026-20558

cve-icon Vulnrichment

Updated: 2026-11-02T16:51:48.001Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T03:17:32.947

Modified: 2026-11-02T17:17:41.950

Link: CVE-2026-20558

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T10:45:13Z

Weaknesses