CVE-2026-21375 - Vulnerability Details

Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.

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	Cologne Cologne Firmware Fastconnect 6700 Fastconnect 6700 Firmware Fastconnect 6900 Fastconnect 6900 Firmware Fastconnect 7800 Fastconnect 7800 Firmware Qca0000 Qca0000 Firmware Qcm5430 Qcm5430 Firmware Qcm6490 Qcm6490 Firmware Sc8380xp Sc8380xp Firmware Snapdragon Snapdragon 460 Mobile Platform Snapdragon 460 Mobile Platform Firmware Snapdragon 662 Mobile Platform Snapdragon 662 Mobile Platform Firmware Snapdragon 7c\+ Gen 3 Compute Snapdragon 7c\+ Gen 3 Compute Firmware Snapdragon 8cx Gen 3 Compute Platform Snapdragon 8cx Gen 3 Compute Platform Firmware Snapdragon Ar1 Gen 1 Platform Snapdragon Ar1 Gen 1 Platform Firmware Video Collaboration Vc3 Platform Video Collaboration Vc3 Platform Firmware Wcd9370 Wcd9370 Firmware Wcd9375 Wcd9375 Firmware Wcd9378c Wcd9378c Firmware Wcd9380 Wcd9380 Firmware Wcd9385 Wcd9385 Firmware Wcn3950 Wcn3950 Firmware Wcn3988 Wcn3988 Firmware Wsa8830 Wsa8830 Firmware Wsa8832 Wsa8832 Firmware Wsa8835 Wsa8835 Firmware Wsa8840 Wsa8840 Firmware Wsa8845 Wsa8845 Firmware Wsa8845h Wsa8845h Firmware X2000077 X2000077 Firmware X2000086 X2000086 Firmware X2000090 X2000090 Firmware X2000092 X2000092 Firmware X2000094 X2000094 Firmware Xg101002 Xg101002 Firmware Xg101032 Xg101032 Firmware Xg101039 Xg101039 Firmware

Configuration 1 [-]

AND

cpe:2.3:o:qualcomm:cologne_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:cologne:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

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

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

Configuration 5 [-]

AND

cpe:2.3:o:qualcomm:qca0000_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:qca0000:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND

cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND

cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND

cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:*

Configuration 9 [-]

AND

cpe:2.3:o:qualcomm:sc8380xp_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:sc8380xp:-:*:*:*:*:*:*:*

Configuration 10 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_460_mobile_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_460_mobile_platform:-:*:*:*:*:*:*:*

Configuration 11 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_662_mobile_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_662_mobile_platform:-:*:*:*:*:*:*:*

Configuration 12 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_7c\+_gen_3_compute_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_7c\+_gen_3_compute:-:*:*:*:*:*:*:*

Configuration 13 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_8cx_gen_3_compute_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_8cx_gen_3_compute_platform:-:*:*:*:*:*:*:*

Configuration 14 [-]

AND

cpe:2.3:o:qualcomm:snapdragon_ar1_gen_1_platform_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:snapdragon_ar1_gen_1_platform:-:*:*:*:*:*:*:*

Configuration 15 [-]

AND

cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:*

Configuration 16 [-]

AND

cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:*

Configuration 17 [-]

AND

cpe:2.3:o:qualcomm:wcd9378c_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9378c:-:*:*:*:*:*:*:*

Configuration 18 [-]

AND

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

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

Configuration 19 [-]

AND

cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:*

Configuration 20 [-]

AND

cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn3950:-:*:*:*:*:*:*:*

Configuration 21 [-]

AND

cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:wcn3988:-:*:*:*:*:*:*:*

Configuration 22 [-]

AND

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

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

Configuration 23 [-]

AND

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

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

Configuration 24 [-]

AND

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

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

Configuration 25 [-]

AND

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

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

Configuration 26 [-]

AND

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

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

Configuration 27 [-]

AND

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

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

Configuration 28 [-]

AND

cpe:2.3:o:qualcomm:x2000077_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:x2000077:-:*:*:*:*:*:*:*

Configuration 29 [-]

AND

cpe:2.3:o:qualcomm:x2000086_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:x2000086:-:*:*:*:*:*:*:*

Configuration 30 [-]

AND

cpe:2.3:o:qualcomm:x2000090_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:x2000090:-:*:*:*:*:*:*:*

Configuration 31 [-]

AND

cpe:2.3:o:qualcomm:x2000092_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:x2000092:-:*:*:*:*:*:*:*

Configuration 32 [-]

AND

cpe:2.3:o:qualcomm:x2000094_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:x2000094:-:*:*:*:*:*:*:*

Configuration 33 [-]

AND

cpe:2.3:o:qualcomm:xg101002_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:xg101002:-:*:*:*:*:*:*:*

Configuration 34 [-]

AND

cpe:2.3:o:qualcomm:xg101032_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:xg101032:-:*:*:*:*:*:*:*

Configuration 35 [-]

AND

cpe:2.3:o:qualcomm:xg101039_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:qualcomm:xg101039:-:*:*:*:*:*:*:*

No data.

References

Link	Providers
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html

History

Wed, 08 Apr 2026 21:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Qualcomm cologne Qualcomm cologne Firmware Qualcomm fastconnect 6700 Qualcomm fastconnect 6700 Firmware Qualcomm fastconnect 6900 Qualcomm fastconnect 6900 Firmware Qualcomm fastconnect 7800 Qualcomm fastconnect 7800 Firmware Qualcomm qca0000 Qualcomm qca0000 Firmware Qualcomm qcm5430 Qualcomm qcm5430 Firmware Qualcomm qcm6490 Qualcomm qcm6490 Firmware Qualcomm sc8380xp Qualcomm sc8380xp Firmware Qualcomm snapdragon 460 Mobile Platform Qualcomm snapdragon 460 Mobile Platform Firmware Qualcomm snapdragon 662 Mobile Platform Qualcomm snapdragon 662 Mobile Platform Firmware Qualcomm snapdragon 7c\+ Gen 3 Compute Qualcomm snapdragon 7c\+ Gen 3 Compute Firmware Qualcomm snapdragon 8cx Gen 3 Compute Platform Qualcomm snapdragon 8cx Gen 3 Compute Platform Firmware Qualcomm snapdragon Ar1 Gen 1 Platform Qualcomm snapdragon Ar1 Gen 1 Platform Firmware Qualcomm video Collaboration Vc3 Platform Qualcomm video Collaboration Vc3 Platform Firmware Qualcomm wcd9370 Qualcomm wcd9370 Firmware Qualcomm wcd9375 Qualcomm wcd9375 Firmware Qualcomm wcd9378c Qualcomm wcd9378c Firmware Qualcomm wcd9380 Qualcomm wcd9380 Firmware Qualcomm wcd9385 Qualcomm wcd9385 Firmware Qualcomm wcn3950 Qualcomm wcn3950 Firmware Qualcomm wcn3988 Qualcomm wcn3988 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 Qualcomm x2000077 Qualcomm x2000077 Firmware Qualcomm x2000086 Qualcomm x2000086 Firmware Qualcomm x2000090 Qualcomm x2000090 Firmware Qualcomm x2000092 Qualcomm x2000092 Firmware Qualcomm x2000094 Qualcomm x2000094 Firmware Qualcomm xg101002 Qualcomm xg101002 Firmware Qualcomm xg101032 Qualcomm xg101032 Firmware Qualcomm xg101039 Qualcomm xg101039 Firmware
CPEs		cpe:2.3:h:qualcomm:cologne:-:::::::* cpe:2.3:h:qualcomm:fastconnect_6700:-:::::::* cpe:2.3:h:qualcomm:fastconnect_6900:-:::::::* cpe:2.3:h:qualcomm:fastconnect_7800:-:::::::* cpe:2.3:h:qualcomm:qca0000:-:::::::* cpe:2.3:h:qualcomm:qcm5430:-:::::::* cpe:2.3:h:qualcomm:qcm6490:-:::::::* cpe:2.3:h:qualcomm:sc8380xp:-:::::::* cpe:2.3:h:qualcomm:snapdragon_460_mobile_platform:-:::::::* cpe:2.3:h:qualcomm:snapdragon_662_mobile_platform:-:::::::* cpe:2.3:h:qualcomm:snapdragon_7c\+_gen_3_compute:-:::::::* cpe:2.3:h:qualcomm:snapdragon_8cx_gen_3_compute_platform:-:::::::* cpe:2.3:h:qualcomm:snapdragon_ar1_gen_1_platform:-:::::::* cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:::::::* cpe:2.3:h:qualcomm:wcd9370:-:::::::* cpe:2.3:h:qualcomm:wcd9375:-:::::::* cpe:2.3:h:qualcomm:wcd9378c:-:::::::* cpe:2.3:h:qualcomm:wcd9380:-:::::::* cpe:2.3:h:qualcomm:wcd9385:-:::::::* cpe:2.3:h:qualcomm:wcn3950:-:::::::* cpe:2.3:h:qualcomm:wcn3988:-:::::::* 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:h:qualcomm:x2000077:-:::::::* cpe:2.3:h:qualcomm:x2000086:-:::::::* cpe:2.3:h:qualcomm:x2000090:-:::::::* cpe:2.3:h:qualcomm:x2000092:-:::::::* cpe:2.3:h:qualcomm:x2000094:-:::::::* cpe:2.3:h:qualcomm:xg101002:-:::::::* cpe:2.3:h:qualcomm:xg101032:-:::::::* cpe:2.3:h:qualcomm:xg101039:-:::::::* cpe:2.3:o:qualcomm:cologne_firmware:-:::::::* cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:::::::* cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:::::::* cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:::::::* cpe:2.3:o:qualcomm:qca0000_firmware:-:::::::* cpe:2.3:o:qualcomm:qcm5430_firmware:-:::::::* cpe:2.3:o:qualcomm:qcm6490_firmware:-:::::::* cpe:2.3:o:qualcomm:sc8380xp_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_460_mobile_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_662_mobile_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_7c\+_gen_3_compute_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_8cx_gen_3_compute_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:snapdragon_ar1_gen_1_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9370_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9375_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9378c_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9380_firmware:-:::::::* cpe:2.3:o:qualcomm:wcd9385_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn3950_firmware:-:::::::* cpe:2.3:o:qualcomm:wcn3988_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:-:::::::* cpe:2.3:o:qualcomm:x2000077_firmware:-:::::::* cpe:2.3:o:qualcomm:x2000086_firmware:-:::::::* cpe:2.3:o:qualcomm:x2000090_firmware:-:::::::* cpe:2.3:o:qualcomm:x2000092_firmware:-:::::::* cpe:2.3:o:qualcomm:x2000094_firmware:-:::::::* cpe:2.3:o:qualcomm:xg101002_firmware:-:::::::* cpe:2.3:o:qualcomm:xg101032_firmware:-:::::::* cpe:2.3:o:qualcomm:xg101039_firmware:-:::::::*
Vendors & Products		Qualcomm cologne Qualcomm cologne Firmware Qualcomm fastconnect 6700 Qualcomm fastconnect 6700 Firmware Qualcomm fastconnect 6900 Qualcomm fastconnect 6900 Firmware Qualcomm fastconnect 7800 Qualcomm fastconnect 7800 Firmware Qualcomm qca0000 Qualcomm qca0000 Firmware Qualcomm qcm5430 Qualcomm qcm5430 Firmware Qualcomm qcm6490 Qualcomm qcm6490 Firmware Qualcomm sc8380xp Qualcomm sc8380xp Firmware Qualcomm snapdragon 460 Mobile Platform Qualcomm snapdragon 460 Mobile Platform Firmware Qualcomm snapdragon 662 Mobile Platform Qualcomm snapdragon 662 Mobile Platform Firmware Qualcomm snapdragon 7c\+ Gen 3 Compute Qualcomm snapdragon 7c\+ Gen 3 Compute Firmware Qualcomm snapdragon 8cx Gen 3 Compute Platform Qualcomm snapdragon 8cx Gen 3 Compute Platform Firmware Qualcomm snapdragon Ar1 Gen 1 Platform Qualcomm snapdragon Ar1 Gen 1 Platform Firmware Qualcomm video Collaboration Vc3 Platform Qualcomm video Collaboration Vc3 Platform Firmware Qualcomm wcd9370 Qualcomm wcd9370 Firmware Qualcomm wcd9375 Qualcomm wcd9375 Firmware Qualcomm wcd9378c Qualcomm wcd9378c Firmware Qualcomm wcd9380 Qualcomm wcd9380 Firmware Qualcomm wcd9385 Qualcomm wcd9385 Firmware Qualcomm wcn3950 Qualcomm wcn3950 Firmware Qualcomm wcn3988 Qualcomm wcn3988 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 Qualcomm x2000077 Qualcomm x2000077 Firmware Qualcomm x2000086 Qualcomm x2000086 Firmware Qualcomm x2000090 Qualcomm x2000090 Firmware Qualcomm x2000092 Qualcomm x2000092 Firmware Qualcomm x2000094 Qualcomm x2000094 Firmware Qualcomm xg101002 Qualcomm xg101002 Firmware Qualcomm xg101032 Qualcomm xg101032 Firmware Qualcomm xg101039 Qualcomm xg101039 Firmware

Tue, 07 Apr 2026 00:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Qualcomm Qualcomm snapdragon
Vendors & Products		Qualcomm Qualcomm snapdragon

Mon, 06 Apr 2026 18:00:00 +0000

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

Mon, 06 Apr 2026 16:45:00 +0000

Type	Values Removed	Values Added
Description		Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
Title		Buffer Over-read in Camera
Weaknesses		CWE-126
References		https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-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: 2026-04-06T15:33:51.531Z

Updated: 2026-04-07T03:55:52.971Z

Reserved: 2025-12-17T04:35:45.742Z

Link: CVE-2026-21375

Vulnrichment

Updated: 2026-04-06T16:20:28.055Z

NVD

Status : Analyzed

Published: 2026-04-06T16:16:30.350

Modified: 2026-04-08T20:53:05.537

Link: CVE-2026-21375

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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