CVE-2025-21436 - Vulnerability Details

Memory corruption may occur while initiating two IOCTL calls simultaneously to create processes from two different threads.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Qualcomm	Fastconnect 7800 Fastconnect 7800 Firmware Qmp1000 Qmp1000 Firmware Sm8735 Sm8735 Firmware Sm8750 Sm8750 Firmware Sm8750p Sm8750p Firmware Snapdragon 8 Gen 3 Mobile Platform Snapdragon 8 Gen 3 Mobile Platform Firmware Snapdragon W5\+ Gen 1 Wearable Platform Snapdragon W5\+ Gen 1 Wearable Platform Firmware Sw5100 Sw5100 Firmware Sw5100p Sw5100p Firmware Sxr2330p Sxr2330p Firmware Wcd9378 Wcd9378 Firmware Wcd9380 Wcd9380 Firmware Wcd9390 Wcd9390 Firmware Wcd9395 Wcd9395 Firmware Wcn7750 Wcn7750 Firmware Wcn7860 Wcn7860 Firmware Wcn7861 Wcn7861 Firmware Wcn7880 Wcn7880 Firmware Wcn7881 Wcn7881 Firmware Wsa8830 Wsa8830 Firmware Wsa8832 Wsa8832 Firmware Wsa8835 Wsa8835 Firmware Wsa8840 Wsa8840 Firmware Wsa8845 Wsa8845 Firmware Wsa8845h Wsa8845h Firmware

Configuration 1 [-]

AND

cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:fastconnect_7800:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:qualcomm:qmp1000_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:qmp1000:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:qualcomm:sm8735_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sm8735:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:qualcomm:sm8750_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sm8750:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND

cpe:2.3:o:qualcomm:sm8750p_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sm8750p:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_8_gen_3_mobile_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_8_gen_3_mobile_platform:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_w5\+_gen_1_wearable_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_w5\+_gen_1_wearable_platform:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND

cpe:2.3:o:qualcomm:sw5100_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sw5100:-:*:*:*:*:*:*:*

Configuration 9 [-]

AND

cpe:2.3:o:qualcomm:sw5100p_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sw5100p:-:*:*:*:*:*:*:*

Configuration 10 [-]

AND

cpe:2.3:o:qualcomm:sxr2330p_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sxr2330p:-:*:*:*:*:*:*:*

Configuration 11 [-]

AND

cpe:2.3:o:qualcomm:wcd9378_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9378:-:*:*:*:*:*:*:*

Configuration 12 [-]

AND

cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:*

Configuration 13 [-]

AND

cpe:2.3:o:qualcomm:wcd9390_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9390:-:*:*:*:*:*:*:*

Configuration 14 [-]

AND

cpe:2.3:o:qualcomm:wcd9395_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9395:-:*:*:*:*:*:*:*

Configuration 15 [-]

AND

cpe:2.3:o:qualcomm:wcn7750_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn7750:-:*:*:*:*:*:*:*

Configuration 16 [-]

AND

cpe:2.3:o:qualcomm:wcn7860_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn7860:-:*:*:*:*:*:*:*

Configuration 17 [-]

AND

cpe:2.3:o:qualcomm:wcn7861_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn7861:-:*:*:*:*:*:*:*

Configuration 18 [-]

AND

cpe:2.3:o:qualcomm:wcn7880_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn7880:-:*:*:*:*:*:*:*

Configuration 19 [-]

AND

cpe:2.3:o:qualcomm:wcn7881_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn7881:-:*:*:*:*:*:*:*

Configuration 20 [-]

AND

cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8830:-:*:*:*:*:*:*:*

Configuration 21 [-]

AND

cpe:2.3:o:qualcomm:wsa8832_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8832:-:*:*:*:*:*:*:*

Configuration 22 [-]

AND

cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8835:-:*:*:*:*:*:*:*

Configuration 23 [-]

AND

cpe:2.3:o:qualcomm:wsa8840_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8840:-:*:*:*:*:*:*:*

Configuration 24 [-]

AND

cpe:2.3:o:qualcomm:wsa8845_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8845:-:*:*:*:*:*:*:*

Configuration 25 [-]

AND

cpe:2.3:o:qualcomm:wsa8845h_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wsa8845h:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2025-bulletin.html

History

Wed, 20 Aug 2025 21:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Qualcomm Qualcomm fastconnect 7800 Qualcomm fastconnect 7800 Firmware Qualcomm qmp1000 Qualcomm qmp1000 Firmware Qualcomm sm8735 Qualcomm sm8735 Firmware Qualcomm sm8750 Qualcomm sm8750 Firmware Qualcomm sm8750p Qualcomm sm8750p Firmware Qualcomm snapdragon 8 Gen 3 Mobile Platform Qualcomm snapdragon 8 Gen 3 Mobile Platform Firmware Qualcomm snapdragon W5\+ Gen 1 Wearable Platform Qualcomm snapdragon W5\+ Gen 1 Wearable Platform Firmware Qualcomm sw5100 Qualcomm sw5100 Firmware Qualcomm sw5100p Qualcomm sw5100p Firmware Qualcomm sxr2330p Qualcomm sxr2330p Firmware Qualcomm wcd9378 Qualcomm wcd9378 Firmware Qualcomm wcd9380 Qualcomm wcd9380 Firmware Qualcomm wcd9390 Qualcomm wcd9390 Firmware Qualcomm wcd9395 Qualcomm wcd9395 Firmware Qualcomm wcn7750 Qualcomm wcn7750 Firmware Qualcomm wcn7860 Qualcomm wcn7860 Firmware Qualcomm wcn7861 Qualcomm wcn7861 Firmware Qualcomm wcn7880 Qualcomm wcn7880 Firmware Qualcomm wcn7881 Qualcomm wcn7881 Firmware Qualcomm wsa8830 Qualcomm wsa8830 Firmware Qualcomm wsa8832 Qualcomm wsa8832 Firmware Qualcomm wsa8835 Qualcomm wsa8835 Firmware Qualcomm wsa8840 Qualcomm wsa8840 Firmware Qualcomm wsa8845 Qualcomm wsa8845 Firmware Qualcomm wsa8845h Qualcomm wsa8845h Firmware
CPEs		cpe:2.3:h:qualcomm:fastconnect_7800:-:::::::* cpe:2.3:h:qualcomm:qmp1000:-:::::::* cpe:2.3:h:qualcomm:sm8735:-:::::::* cpe:2.3:h:qualcomm:sm8750:-:::::::* cpe:2.3:h:qualcomm:sm8750p:-:::::::* cpe:2.3:h:qualcomm:snapdragon_8_gen_3_mobile_platform:-:::::::* cpe:2.3:h:qualcomm:snapdragon_w5\+_gen_1_wearable_platform:-:::::::* cpe:2.3:h:qualcomm:sw5100:-:::::::* cpe:2.3:h:qualcomm:sw5100p:-:::::::* cpe:2.3:h:qualcomm:sxr2330p:-:::::::* cpe:2.3:h:qualcomm:wcd9378:-:::::::* cpe:2.3:h:qualcomm:wcd9380:-:::::::* cpe:2.3:h:qualcomm:wcd9390:-:::::::* cpe:2.3:h:qualcomm:wcd9395:-:::::::* cpe:2.3:h:qualcomm:wcn7750:-:::::::* cpe:2.3:h:qualcomm:wcn7860:-:::::::* cpe:2.3:h:qualcomm:wcn7861:-:::::::* cpe:2.3:h:qualcomm:wcn7880:-:::::::* cpe:2.3:h:qualcomm:wcn7881:-:::::::* cpe:2.3:h:qualcomm:wsa8830:-:::::::* cpe:2.3:h:qualcomm:wsa8832:-:::::::* cpe:2.3:h:qualcomm:wsa8835:-:::::::* cpe:2.3:h:qualcomm:wsa8840:-:::::::* cpe:2.3:h:qualcomm:wsa8845:-:::::::* cpe:2.3:h:qualcomm:wsa8845h:-:::::::* cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:::::::* cpe:2.3:o:qualcomm:qmp1000_firmware:-:::::::* cpe:2.3:o:qualcomm:sm8735_firmware:-:::::::* cpe:2.3:o:qualcomm:sm8750_firmware:-:::::::* cpe:2.3:o:qualcomm:sm8750p_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_8_gen_3_mobile_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_w5\+_gen_1_wearable_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:sw5100_firmware:-:::::::* cpe:2.3:o:qualcomm:sw5100p_firmware:-:::::::* cpe:2.3:o:qualcomm:sxr2330p_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9378_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9380_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9390_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9395_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn7750_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn7860_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn7861_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn7880_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn7881_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8830_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8832_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8835_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8840_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8845_firmware:-:::::::* cpe:2.3:o:qualcomm:wsa8845h_firmware:-:::::::*
Vendors & Products		Qualcomm Qualcomm fastconnect 7800 Qualcomm fastconnect 7800 Firmware Qualcomm qmp1000 Qualcomm qmp1000 Firmware Qualcomm sm8735 Qualcomm sm8735 Firmware Qualcomm sm8750 Qualcomm sm8750 Firmware Qualcomm sm8750p Qualcomm sm8750p Firmware Qualcomm snapdragon 8 Gen 3 Mobile Platform Qualcomm snapdragon 8 Gen 3 Mobile Platform Firmware Qualcomm snapdragon W5\+ Gen 1 Wearable Platform Qualcomm snapdragon W5\+ Gen 1 Wearable Platform Firmware Qualcomm sw5100 Qualcomm sw5100 Firmware Qualcomm sw5100p Qualcomm sw5100p Firmware Qualcomm sxr2330p Qualcomm sxr2330p Firmware Qualcomm wcd9378 Qualcomm wcd9378 Firmware Qualcomm wcd9380 Qualcomm wcd9380 Firmware Qualcomm wcd9390 Qualcomm wcd9390 Firmware Qualcomm wcd9395 Qualcomm wcd9395 Firmware Qualcomm wcn7750 Qualcomm wcn7750 Firmware Qualcomm wcn7860 Qualcomm wcn7860 Firmware Qualcomm wcn7861 Qualcomm wcn7861 Firmware Qualcomm wcn7880 Qualcomm wcn7880 Firmware Qualcomm wcn7881 Qualcomm wcn7881 Firmware Qualcomm wsa8830 Qualcomm wsa8830 Firmware Qualcomm wsa8832 Qualcomm wsa8832 Firmware Qualcomm wsa8835 Qualcomm wsa8835 Firmware Qualcomm wsa8840 Qualcomm wsa8840 Firmware Qualcomm wsa8845 Qualcomm wsa8845 Firmware Qualcomm wsa8845h Qualcomm wsa8845h Firmware

Mon, 07 Apr 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 07 Apr 2025 10:30:00 +0000

Type	Values Removed	Values Added
Description		Memory corruption may occur while initiating two IOCTL calls simultaneously to create processes from two different threads.
Title		Use After Free in DSP Service
Weaknesses		CWE-416
References		https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2025-bulletin.html
Metrics		cvssV3_1 `{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: qualcomm

Published: 2025-04-07T10:16:03.513Z

Updated: 2025-04-08T03:56:04.288Z

Reserved: 2024-12-18T09:50:08.920Z

Link: CVE-2025-21436

Vulnrichment

Updated: 2025-04-07T14:24:24.649Z

NVD

Status : Analyzed

Published: 2025-04-07T11:15:51.970

Modified: 2025-08-20T21:13:08.093

Link: CVE-2025-21436

Redhat

No data.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

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