Is CVE-2025-21481 actively exploited?

CVE-2025-21481 has no public evidence of in-the-wild exploitation as of 2025-09-25.

What is the CVSS score for CVE-2025-21481?

CVE-2025-21481 has a CVSS score of 7.8 (HIGH severity). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2025-21481?

Patch guidance is available from qualcomm security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-21481.

Fix CVE-2025-21481 - HIGH qualcomm 315 5g iot modem firmware

Q: Which products are affected by CVE-2025-21481?

249 products: qualcomm 315 5g iot modem firmware, qualcomm aqt1000 firmware, qualcomm ar8031 firmware, qualcomm ar8035 firmware, qualcomm c-v2x 9150 firmware, and 244 more.

Description

Memory corruption while performing private key encryption in trusted application.

CVSS Metrics

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: local
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-120

Metadata

Primary Vendor: QUALCOMM
Published: 9/24/2025
Last Modified: 9/25/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

qualcomm : 315_5g_iot_modem_firmwarequalcomm : aqt1000_firmwarequalcomm : ar8031_firmwarequalcomm : ar8035_firmwarequalcomm : c-v2x_9150_firmwarequalcomm : sm6250p_firmwarequalcomm : sm6370_firmwarequalcomm : sm6650_firmwarequalcomm : sm7250p_firmwarequalcomm : sm7315_firmwarequalcomm : sm7325p_firmwarequalcomm : sm7635_firmwarequalcomm : sm7675_firmwarequalcomm : sm7675p_firmwarequalcomm : sm8635_firmwarequalcomm : sm8635p_firmwarequalcomm : sm8650q_firmwarequalcomm : sm8735_firmwarequalcomm : sm8750_firmwarequalcomm : sm8750p_firmwarequalcomm : smart_audio_400_platform_firmwarequalcomm : snapdragon_4_gen_1_mobile_platform_firmwarequalcomm : snapdragon_460_mobile_platform_firmwarequalcomm : snapdragon_480_5g_mobile_platform_firmwarequalcomm : snapdragon_480\+_5g_mobile_platform_\(sm4350-ac\)_firmwarequalcomm : snapdragon_662_mobile_platform_firmwarequalcomm : snapdragon_665_mobile_platform_firmwarequalcomm : snapdragon_670_mobile_platform_firmwarequalcomm : snapdragon_675_mobile_platform_firmwarequalcomm : snapdragon_678_mobile_platform_\(sm6150-ac\)_firmwarequalcomm : snapdragon_680_4g_mobile_platform_firmwarequalcomm : snapdragon_685_4g_mobile_platform_\(sm6225-ad\)_firmwarequalcomm : snapdragon_690_5g_mobile_platform_firmwarequalcomm : snapdragon_695_5g_mobile_platform_firmwarequalcomm : snapdragon_710_mobile_platform_firmwarequalcomm : snapdragon_720g_mobile_platform_firmwarequalcomm : snapdragon_730_mobile_platform_\(sm7150-aa\)_firmwarequalcomm : snapdragon_730g_mobile_platform_\(sm7150-ab\)_firmwarequalcomm : snapdragon_732g_mobile_platform_\(sm7150-ac\)_firmwarequalcomm : snapdragon_750g_5g_mobile_platform_firmwarequalcomm : snapdragon_765_5g_mobile_platform_\(sm7250-aa\)_firmwarequalcomm : snapdragon_765g_5g_mobile_platform_\(sm7250-ab\)_firmwarequalcomm : snapdragon_768g_5g_mobile_platform_\(sm7250-ac\)_firmwarequalcomm : snapdragon_778g_5g_mobile_platform_firmwarequalcomm : snapdragon_778g\+_5g_mobile_platform_\(sm7325-ae\)_firmwarequalcomm : csra6620_firmwarequalcomm : csra6640_firmwarequalcomm : fastconnect_6200_firmwarequalcomm : fastconnect_6700_firmwarequalcomm : fastconnect_6800_firmwarequalcomm : fastconnect_6900_firmwarequalcomm : fastconnect_7800_firmwarequalcomm : flight_rb5_5g_platform_firmwarequalcomm : qam8255p_firmwarequalcomm : qam8295p_firmwarequalcomm : qam8620p_firmwarequalcomm : qam8650p_firmwarequalcomm : qam8775p_firmwarequalcomm : qamsrv1h_firmwarequalcomm : qamsrv1m_firmwarequalcomm : qca6174a_firmwarequalcomm : qca6391_firmwarequalcomm : qca6420_firmwarequalcomm : qca6421_firmwarequalcomm : qca6426_firmwarequalcomm : qca6430_firmwarequalcomm : qca6431_firmwarequalcomm : qca6436_firmwarequalcomm : qca6574_firmwarequalcomm : qca6574a_firmwarequalcomm : qca6574au_firmwarequalcomm : qca6584au_firmwarequalcomm : qca6595_firmwarequalcomm : qca6595au_firmwarequalcomm : qca6678aq_firmwarequalcomm : qca6688aq_firmwarequalcomm : qca6696_firmwarequalcomm : qca6698aq_firmwarequalcomm : qca6797aq_firmwarequalcomm : qca8081_firmwarequalcomm : qca8337_firmwarequalcomm : qcc710_firmwarequalcomm : qcm2290_firmwarequalcomm : qcm4290_firmwarequalcomm : qcm5430_firmwarequalcomm : snapdragon_780g_5g_mobile_platform_firmwarequalcomm : snapdragon_782g_mobile_platform_\(sm7325-af\)_firmwarequalcomm : snapdragon_7c_compute_platform_\(sc7180-ac\)_firmwarequalcomm : snapdragon_7c_gen_2_compute_platform_\(sc7180-ad\)_\"rennell_pro\"_firmwarequalcomm : snapdragon_7c\+_gen_3_compute_firmwarequalcomm : snapdragon_8_gen_1_mobile_platform_firmwarequalcomm : snapdragon_8_gen_3_mobile_platform_firmwarequalcomm : snapdragon_855_mobile_platform_firmwarequalcomm : snapdragon_855\+\/860_mobile_platform_\(sm8150-ac\)_firmwarequalcomm : snapdragon_865_5g_mobile_platform_firmwarequalcomm : snapdragon_865\+_5g_mobile_platform_\(sm8250-ab\)_firmwarequalcomm : snapdragon_870_5g_mobile_platform_\(sm8250-ac\)_firmwarequalcomm : snapdragon_888_5g_mobile_platform_firmwarequalcomm : snapdragon_888\+_5g_mobile_platform_\(sm8350-ac\)_firmwarequalcomm : snapdragon_8c_compute_platform_\(sc8180x-ad\)_firmwarequalcomm : snapdragon_8c_compute_platform_\(sc8180xp-ad\)_firmwarequalcomm : snapdragon_8cx_compute_platform_\(sc8180x-aa\)_firmwarequalcomm : snapdragon_8cx_compute_platform_\(sc8180x-ab\)_firmwarequalcomm : snapdragon_8cx_compute_platform_\(sc8180xp-ac\)_firmwarequalcomm : snapdragon_8cx_compute_platform_\(sc8180xp-af\)_firmwarequalcomm : snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\)_firmwarequalcomm : snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\)_firmwarequalcomm : snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\)_firmwarequalcomm : snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\)_firmwarequalcomm : snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-ab\)_firmwarequalcomm : snapdragon_8cx_gen_3_compute_platform_\(sc8280xp-bb\)_firmwarequalcomm : snapdragon_auto_5g_modem-rf_firmwarequalcomm : snapdragon_auto_5g_modem-rf_gen_2_firmwarequalcomm : snapdragon_w5\+_gen_1_wearable_platform_firmwarequalcomm : snapdragon_x35_5g_modem-rf_system_firmwarequalcomm : snapdragon_x50_5g_modem-rf_system_firmwarequalcomm : snapdragon_x55_5g_modem-rf_system_firmwarequalcomm : snapdragon_x62_5g_modem-rf_system_firmwarequalcomm : snapdragon_x65_5g_modem-rf_system_firmwarequalcomm : snapdragon_x72_5g_modem-rf_system_firmwarequalcomm : snapdragon_x75_5g_modem-rf_system_firmwarequalcomm : snapdragon_xr1_platform_firmwarequalcomm : snapdragon_xr2_5g_platform_firmwarequalcomm : snapdragon_xr2\+_gen_1_platform_firmwarequalcomm : snapdragon_auto_4g_modem_firmwarequalcomm : qcm6125_firmwarequalcomm : qcm6490_firmwarequalcomm : qcm8550_firmwarequalcomm : qcn6024_firmwarequalcomm : qcn6224_firmwarequalcomm : qcn6274_firmwarequalcomm : qcn7606_firmwarequalcomm : qcn9024_firmwarequalcomm : qcn9074_firmwarequalcomm : qcn9274_firmwarequalcomm : qcs2290_firmwarequalcomm : qcs410_firmwarequalcomm : qcs4290_firmwarequalcomm : qcs5430_firmwarequalcomm : qcs610_firmwarequalcomm : qcs6125_firmwarequalcomm : qcs6490_firmwarequalcomm : qcs8300_firmwarequalcomm : qcs8550_firmwarequalcomm : qcs9100_firmwarequalcomm : qdu1000_firmwarequalcomm : qdu1010_firmwarequalcomm : qdu1110_firmwarequalcomm : qdu1210_firmwarequalcomm : qdx1010_firmwarequalcomm : qdx1011_firmwarequalcomm : qep8111_firmwarequalcomm : qfw7114_firmwarequalcomm : qfw7124_firmwarequalcomm : qmp1000_firmwarequalcomm : qrb5165m_firmwarequalcomm : qrb5165n_firmwarequalcomm : qru1032_firmwarequalcomm : qru1052_firmwarequalcomm : qru1062_firmwarequalcomm : qsm8250_firmwarequalcomm : qsm8350_firmwarequalcomm : video_collaboration_vc1_platform_firmwarequalcomm : video_collaboration_vc3_platform_firmwarequalcomm : robotics_rb2_firmwarequalcomm : srv1h_firmwarequalcomm : srv1l_firmwarequalcomm : srv1m_firmwarequalcomm : sw5100_firmwarequalcomm : sw5100p_firmwarequalcomm : sxr1120_firmwarequalcomm : sxr2130_firmwarequalcomm : sxr2330p_firmwarequalcomm : wcd9326_firmwarequalcomm : wcd9335_firmwarequalcomm : wcd9340_firmwarequalcomm : wcd9341_firmwarequalcomm : wcd9360_firmwarequalcomm : wcd9370_firmwarequalcomm : wcd9371_firmwarequalcomm : wcd9375_firmwarequalcomm : wcd9378_firmwarequalcomm : wcd9380_firmwarequalcomm : wcd9385_firmwarequalcomm : wcd9390_firmwarequalcomm : wcd9395_firmwarequalcomm : wcn3910_firmwarequalcomm : wcn3950_firmwarequalcomm : wcn3980_firmwarequalcomm : wcn3988_firmwarequalcomm : wcn3990_firmwarequalcomm : wcn3999_firmwarequalcomm : wcn6450_firmwarequalcomm : wcn6650_firmwarequalcomm : wcn6740_firmwarequalcomm : wcn6755_firmwarequalcomm : wcn7750_firmwarequalcomm : wcn7860_firmwarequalcomm : wcn7861_firmwarequalcomm : wcn7880_firmwarequalcomm : wcn7881_firmwarequalcomm : wsa8810_firmwarequalcomm : wsa8815_firmwarequalcomm : wsa8830_firmwarequalcomm : wsa8832_firmwarequalcomm : robotics_rb5_firmwarequalcomm : sa2150p_firmwarequalcomm : sa4150p_firmwarequalcomm : sa4155p_firmwarequalcomm : sa6145p_firmwarequalcomm : sa6150p_firmwarequalcomm : sa6155_firmwarequalcomm : sa6155p_firmwarequalcomm : sa7255p_firmwarequalcomm : sa7775p_firmwarequalcomm : sa8145p_firmwarequalcomm : sa8150p_firmwarequalcomm : sa8155_firmwarequalcomm : sa8155p_firmwarequalcomm : sa8195p_firmwarequalcomm : sa8255p_firmwarequalcomm : sa8295p_firmwarequalcomm : sa8530p_firmwarequalcomm : sa8540p_firmwarequalcomm : sa8620p_firmwarequalcomm : sa8650p_firmwarequalcomm : sa8770p_firmwarequalcomm : sa8775p_firmwarequalcomm : sa9000p_firmwarequalcomm : sc8180x\+sdx55_firmwarequalcomm : sc8380xp_firmwarequalcomm : sd_675_firmwarequalcomm : sd_8_gen1_5g_firmwarequalcomm : sd670_firmwarequalcomm : sd675_firmwarequalcomm : sd730_firmwarequalcomm : sd855_firmwarequalcomm : sd865_5g_firmwarequalcomm : sd888_firmwarequalcomm : sdx55_firmwarequalcomm : sdx61_firmwarequalcomm : sg4150p_firmwarequalcomm : sm4125_firmwarequalcomm : sm4635_firmwarequalcomm : sm6250_firmwarequalcomm : wsa8835_firmwarequalcomm : wsa8840_firmwarequalcomm : wsa8845_firmwarequalcomm : wsa8845h_firmware

Remediation Guidance

Executive Summary

View on NIST NVD