In GPU pdma, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365075; Issue ID: MSV-9546.
History

Thu, 12 Nov 2026 17:00:00 +0000

Type Values Removed Values Added
First Time appeared Mediatek mt6993
Mediatek mt6993 Firmware
Mediatek mt8910
Mediatek mt8910 Firmware
CPEs cpe:2.3:h:mediatek:mt6993:-:*:*:*:*:*:*:*
cpe:2.3:h:mediatek:mt8910:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt6993_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:mediatek:mt8910_firmware:-:*:*:*:*:*:*:*
Vendors & Products Mediatek mt6993
Mediatek mt6993 Firmware
Mediatek mt8910
Mediatek mt8910 Firmware

Mon, 02 Nov 2026 19:00:00 +0000

Type Values Removed Values Added
Title GPU DMA Permission Check Failure Allows Local Privilege Escalation

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 11:15:00 +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 04:00:00 +0000

Type Values Removed Values Added
Title GPU DMA Permission Check Failure Allows Local Privilege Escalation

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 a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365075; Issue ID: MSV-9546.
Weaknesses CWE-416
References

cve-icon MITRE

Status: PUBLISHED

Assigner: MediaTek

Published: 2026-11-02T02:34:06.353Z

Updated: 2026-11-03T04:55:39.661Z

Reserved: 2025-11-03T01:30:59.049Z

Link: CVE-2026-20591

cve-icon Vulnrichment

Updated: 2026-11-02T15:49:26.939Z

cve-icon NVD

Status : Analyzed

Published: 2026-11-02T03:17:36.537

Modified: 2026-11-12T16:46:31.100

Link: CVE-2026-20591

cve-icon Redhat

No data.