NVD

CVE-2026-21371 Detail

Description

Memory Corruption when retrieving output buffer with insufficient size validation.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

Nist CVSS score does not match with CNA score

CNA: Qualcomm, Inc.

Base Score: 7.8 HIGH

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html	Qualcomm, Inc.	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-126	Buffer Over-read	Qualcomm, Inc.

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Initial Analysis by NIST 4/08/2026 5:06:53 PM

Action	Type	New Value
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:aqt1000_firmware:-::::::: OR cpe:2.3:h:qualcomm:aqt1000:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:cologne_firmware:-::::::: OR cpe:2.3:h:qualcomm:cologne:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-::::::: OR cpe:2.3:h:qualcomm:fastconnect_6200:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-::::::: OR cpe:2.3:h:qualcomm:fastconnect_6700:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:fastconnect_6800_firmware:-::::::: OR cpe:2.3:h:qualcomm:fastconnect_6800:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-::::::: OR cpe:2.3:h:qualcomm:fastconnect_6900:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-::::::: OR cpe:2.3:h:qualcomm:fastconnect_7800:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qca0000_firmware:-::::::: OR cpe:2.3:h:qualcomm:qca0000:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qca6391_firmware:-::::::: OR cpe:2.3:h:qualcomm:qca6391:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qca6420_firmware:-::::::: OR cpe:2.3:h:qualcomm:qca6420:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qca6430_firmware:-::::::: OR cpe:2.3:h:qualcomm:qca6430:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qcm5430_firmware:-::::::: OR cpe:2.3:h:qualcomm:qcm5430:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:qcm6490_firmware:-::::::: OR cpe:2.3:h:qualcomm:qcm6490:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:sc8380xp_firmware:-::::::: OR cpe:2.3:h:qualcomm:sc8380xp:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:sm6250_firmware:-::::::: OR cpe:2.3:h:qualcomm:sm6250:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_460_mobile_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_460_mobile_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_662_mobile_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_662_mobile_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_7c+_gen_3_compute_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_7c+_gen_3_compute:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_7c_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_7c_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_7c_gen_2_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_7c_gen_2_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_(sc8180xp-ad)_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_(sc8180xp-ad):-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_"poipu_pro"_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_"poipu_pro":-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_"poipu_pro"_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_"poipu_pro":-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:snapdragon_8cx_gen_3_compute_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:snapdragon_8cx_gen_3_compute_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-::::::: OR cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9340_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9340:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9341_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9341:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9370_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9370:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9375_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9375:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9378c_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9378c:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9380_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9380:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcd9385_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcd9385:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcn3950_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcn3950:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wcn3988_firmware:-::::::: OR cpe:2.3:h:qualcomm:wcn3988:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8810_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8810:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8815_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8815:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8830_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8830:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8835_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8835:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8840_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8840:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8845_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8845:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:wsa8845h_firmware:-::::::: OR cpe:2.3:h:qualcomm:wsa8845h:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:x2000077_firmware:-::::::: OR cpe:2.3:h:qualcomm:x2000077:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:x2000086_firmware:-::::::: OR cpe:2.3:h:qualcomm:x2000086:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:x2000090_firmware:-::::::: OR cpe:2.3:h:qualcomm:x2000090:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:x2000092_firmware:-::::::: OR cpe:2.3:h:qualcomm:x2000092:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:x2000094_firmware:-::::::: OR cpe:2.3:h:qualcomm:x2000094:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:xg101002_firmware:-::::::: OR cpe:2.3:h:qualcomm:xg101002:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:xg101032_firmware:-::::::: OR cpe:2.3:h:qualcomm:xg101032:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:qualcomm:xg101039_firmware:-::::::: OR cpe:2.3:h:qualcomm:xg101039:-:::::::*
Added	Reference Type	Qualcomm, Inc.: https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html Types: Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2026-21371
NVD Published Date:
04/06/2026
NVD Last Modified:
04/08/2026
Source:
Qualcomm, Inc.

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