CVE-2026-21373
High
Description
Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Qualcomm Aqt1000 Firmware
PublishedApr 6, 2026
First seenApr 6, 2026
Weakness typeCWE-126CWE-126
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qualcomm aqt1000_firmware | No range specified | — |
| qualcomm cologne_firmware | No range specified | — |
| qualcomm fastconnect_6200_firmware | No range specified | — |
| qualcomm fastconnect_6700_firmware | No range specified | — |
| qualcomm fastconnect_6800_firmware | No range specified | — |
| qualcomm fastconnect_6900_firmware | No range specified | — |
| qualcomm fastconnect_7800_firmware | No range specified | — |
| qualcomm qca0000_firmware | No range specified | — |
| qualcomm qca6391_firmware | No range specified | — |
| qualcomm qca6420_firmware | No range specified | — |
| qualcomm qca6430_firmware | No range specified | — |
| qualcomm wcd9385_firmware | No range specified | — |
| qualcomm wcn3950_firmware | No range specified | — |
| qualcomm wcn3988_firmware | No range specified | — |
| qualcomm wsa8810_firmware | No range specified | — |
| qualcomm wsa8815_firmware | No range specified | — |
| qualcomm wsa8830_firmware | No range specified | — |
| qualcomm wsa8832_firmware | No range specified | — |
| qualcomm wsa8835_firmware | No range specified | — |
| qualcomm wsa8840_firmware | No range specified | — |
| qualcomm wsa8845_firmware | No range specified | — |
| qualcomm wsa8845h_firmware | No range specified | — |
| qualcomm x2000077_firmware | No range specified | — |
| qualcomm x2000086_firmware | No range specified | — |
| qualcomm x2000090_firmware | No range specified | — |
| qualcomm x2000092_firmware | No range specified | — |
| qualcomm x2000094_firmware | No range specified | — |
| qualcomm xg101002_firmware | No range specified | — |
| qualcomm xg101032_firmware | No range specified | — |
| qualcomm xg101039_firmware | No range specified | — |
| qualcomm wcd9380_firmware | No range specified | — |
| qualcomm wcd9378c_firmware | No range specified | — |
| qualcomm wcd9375_firmware | No range specified | — |
| qualcomm wcd9370_firmware | No range specified | — |
| qualcomm wcd9341_firmware | No range specified | — |
| qualcomm wcd9340_firmware | No range specified | — |
| qualcomm snapdragon_ar1_gen_1_platform_firmware | No range specified | — |
| qualcomm snapdragon_8cx_gen_3_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_8cx_gen_2_5g_compute_platform_\"poipu_pro\"_firmware | No range specified | — |
| qualcomm snapdragon_8cx_gen_2_5g_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_8cx_compute_platform_\"poipu_pro\"_firmware | No range specified | — |
| qualcomm snapdragon_8cx_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_8c_compute_platform_\(sc8180xp-ad\)_firmware | No range specified | — |
| qualcomm snapdragon_8c_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_7c\+_gen_3_compute_firmware | No range specified | — |
| qualcomm snapdragon_7c_gen_2_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_7c_compute_platform_firmware | No range specified | — |
| qualcomm snapdragon_662_mobile_platform_firmware | No range specified | — |
| qualcomm snapdragon_460_mobile_platform_firmware | No range specified | — |
| qualcomm sm6250_firmware | No range specified | — |
| qualcomm sc8380xp_firmware | No range specified | — |
| qualcomm video_collaboration_vc3_platform_firmware | No range specified | — |
| qualcomm qcm6490_firmware | No range specified | — |
| qualcomm qcm5430_firmware | No range specified | — |
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