CVE-2025-47321 | Buffer Copy Without Checking Size of Input in Core Services

Memory corruption while copying packets received from unix clients.

Published: 2025-12-18 Last update: 2026-01-27 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-47321 is rated Low Risk (32.1/100): CVSS High severity, with low exploitation likelihood (EPSS 0.01%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-47321

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-12-18 0.01%

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-47321

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.8 3.1 HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:L)
They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
1.8 5.9 [email protected]

Weakness enumeration for CVE-2025-47321

Affected software / configurations for CVE-2025-47321

Vendor Product Version Raw CPE
qualcomm ar8031_firmware cpe:2.3:o:qualcomm:ar8031_firmware:-:*:*:*:*:*:*:*
qualcomm ar8035_firmware cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
qualcomm csra6620_firmware cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
qualcomm csra6640_firmware cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6200_firmware cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6700_firmware cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6900_firmware cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_7800_firmware cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:*
qualcomm qam8255p_firmware cpe:2.3:o:qualcomm:qam8255p_firmware:-:*:*:*:*:*:*:*
qualcomm qam8650p_firmware cpe:2.3:o:qualcomm:qam8650p_firmware:-:*:*:*:*:*:*:*
qualcomm qam8775p_firmware cpe:2.3:o:qualcomm:qam8775p_firmware:-:*:*:*:*:*:*:*
qualcomm qamsrv1h_firmware cpe:2.3:o:qualcomm:qamsrv1h_firmware:-:*:*:*:*:*:*:*
qualcomm qamsrv1m_firmware cpe:2.3:o:qualcomm:qamsrv1m_firmware:-:*:*:*:*:*:*:*
qualcomm qca2066_firmware cpe:2.3:o:qualcomm:qca2066_firmware:-:*:*:*:*:*:*:*
qualcomm qca6174a_firmware cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
qualcomm qca6391_firmware cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574_firmware cpe:2.3:o:qualcomm:qca6574_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574a_firmware cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574au_firmware cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6595au_firmware cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6696_firmware cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
qualcomm qca8081_firmware cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
qualcomm qca8337_firmware cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
qualcomm qcm5430_firmware cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:*
qualcomm qcm6125_firmware cpe:2.3:o:qualcomm:qcm6125_firmware:-:*:*:*:*:*:*:*
qualcomm qcm6490_firmware cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*
qualcomm qcm8550_firmware cpe:2.3:o:qualcomm:qcm8550_firmware:-:*:*:*:*:*:*:*
qualcomm qcn6024_firmware cpe:2.3:o:qualcomm:qcn6024_firmware:-:*:*:*:*:*:*:*
qualcomm qcn9011_firmware cpe:2.3:o:qualcomm:qcn9011_firmware:-:*:*:*:*:*:*:*
qualcomm qcn9012_firmware cpe:2.3:o:qualcomm:qcn9012_firmware:-:*:*:*:*:*:*:*
qualcomm qcn9024_firmware cpe:2.3:o:qualcomm:qcn9024_firmware:-:*:*:*:*:*:*:*
qualcomm qcs5430_firmware cpe:2.3:o:qualcomm:qcs5430_firmware:-:*:*:*:*:*:*:*
qualcomm qcs6125_firmware cpe:2.3:o:qualcomm:qcs6125_firmware:-:*:*:*:*:*:*:*
qualcomm qcs6490_firmware cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:*
qualcomm qcs8550_firmware cpe:2.3:o:qualcomm:qcs8550_firmware:-:*:*:*:*:*:*:*
qualcomm qep8111_firmware cpe:2.3:o:qualcomm:qep8111_firmware:-:*:*:*:*:*:*:*
qualcomm qmp1000_firmware cpe:2.3:o:qualcomm:qmp1000_firmware:-:*:*:*:*:*:*:*
qualcomm video_collaboration_vc1_platform_firmware cpe:2.3:o:qualcomm:video_collaboration_vc1_platform_firmware:-:*:*:*:*:*:*:*
qualcomm video_collaboration_vc3_platform_firmware cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:*
qualcomm robotics_rb2_platform_firmware cpe:2.3:o:qualcomm:robotics_rb2_platform_firmware:-:*:*:*:*:*:*:*
qualcomm sa4150p_firmware cpe:2.3:o:qualcomm:sa4150p_firmware:-:*:*:*:*:*:*:*
qualcomm sa4155p_firmware cpe:2.3:o:qualcomm:sa4155p_firmware:-:*:*:*:*:*:*:*
qualcomm sa6155p_firmware cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
qualcomm sa7255p_firmware cpe:2.3:o:qualcomm:sa7255p_firmware:-:*:*:*:*:*:*:*
qualcomm sa7775p_firmware cpe:2.3:o:qualcomm:sa7775p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8155p_firmware cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8195p_firmware cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8255p_firmware cpe:2.3:o:qualcomm:sa8255p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8620p_firmware cpe:2.3:o:qualcomm:sa8620p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8650p_firmware cpe:2.3:o:qualcomm:sa8650p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8770p_firmware cpe:2.3:o:qualcomm:sa8770p_firmware:-:*:*:*:*:*:*:*
qualcomm sa8775p_firmware cpe:2.3:o:qualcomm:sa8775p_firmware:-:*:*:*:*:*:*:*
qualcomm sa9000p_firmware cpe:2.3:o:qualcomm:sa9000p_firmware:-:*:*:*:*:*:*:*
qualcomm sdx61_firmware cpe:2.3:o:qualcomm:sdx61_firmware:-:*:*:*:*:*:*:*
qualcomm sm6475_firmware cpe:2.3:o:qualcomm:sm6475_firmware:-:*:*:*:*:*:*:*
qualcomm sm6650_firmware cpe:2.3:o:qualcomm:sm6650_firmware:-:*:*:*:*:*:*:*
qualcomm sm6650p_firmware cpe:2.3:o:qualcomm:sm6650p_firmware:-:*:*:*:*:*:*:*
qualcomm sm7250p_firmware cpe:2.3:o:qualcomm:sm7250p_firmware:-:*:*:*:*:*:*:*
qualcomm sm7435_firmware cpe:2.3:o:qualcomm:sm7435_firmware:-:*:*:*:*:*:*:*
qualcomm sm7635_firmware cpe:2.3:o:qualcomm:sm7635_firmware:-:*:*:*:*:*:*:*
qualcomm sm7635p_firmware cpe:2.3:o:qualcomm:sm7635p_firmware:-:*:*:*:*:*:*:*
qualcomm sm8735_firmware cpe:2.3:o:qualcomm:sm8735_firmware:-:*:*:*:*:*:*:*
qualcomm sm8750_firmware cpe:2.3:o:qualcomm:sm8750_firmware:-:*:*:*:*:*:*:*
qualcomm sm8750p_firmware cpe:2.3:o:qualcomm:sm8750p_firmware:-:*:*:*:*:*:*:*
qualcomm smart_audio_400_platform_firmware cpe:2.3:o:qualcomm:smart_audio_400_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_4_gen_2_mobile_platform_firmware cpe:2.3:o:qualcomm:snapdragon_4_gen_2_mobile_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_6_gen_1_mobile_platform_firmware cpe:2.3:o:qualcomm:snapdragon_6_gen_1_mobile_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_680_4g_mobile_platform_firmware cpe:2.3:o:qualcomm:snapdragon_680_4g_mobile_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_685_4g_mobile_platform_\(sm6225-ad\)_firmware cpe:2.3:o:qualcomm:snapdragon_685_4g_mobile_platform_\(sm6225-ad\)_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_765_5g_mobile_platform_\(sm7250-aa\)_firmware cpe:2.3:o:qualcomm:snapdragon_765_5g_mobile_platform_\(sm7250-aa\)_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_765g_5g_mobile_platform_\(sm7250-ab\)_firmware cpe:2.3:o:qualcomm:snapdragon_765g_5g_mobile_platform_\(sm7250-ab\)_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_768g_5g_mobile_platform_\(sm7250-ac\)_firmware cpe:2.3:o:qualcomm:snapdragon_768g_5g_mobile_platform_\(sm7250-ac\)_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_ar1_gen_1_platform_firmware cpe:2.3:o:qualcomm:snapdragon_ar1_gen_1_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_ar1_gen_1_platform_\"luna1\"_firmware cpe:2.3:o:qualcomm:snapdragon_ar1_gen_1_platform_\"luna1\"_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_ar2_gen_1_platform_firmware cpe:2.3:o:qualcomm:snapdragon_ar2_gen_1_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_w5\+_gen_1_wearable_platform_firmware cpe:2.3:o:qualcomm:snapdragon_w5\+_gen_1_wearable_platform_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_x32_5g_modem-rf_system_firmware cpe:2.3:o:qualcomm:snapdragon_x32_5g_modem-rf_system_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_x35_5g_modem-rf_system_firmware cpe:2.3:o:qualcomm:snapdragon_x35_5g_modem-rf_system_firmware:-:*:*:*:*:*:*:*
qualcomm snapdragon_x65_5g_modem-rf_system_firmware cpe:2.3:o:qualcomm:snapdragon_x65_5g_modem-rf_system_firmware:-:*:*:*:*:*:*:*
qualcomm srv1h_firmware cpe:2.3:o:qualcomm:srv1h_firmware:-:*:*:*:*:*:*:*

References for CVE-2025-47321

cvelogic Threat Intelligence