CVE-2025-47321
Buffer Copy Without Checking Size of Input in Core Services
7.8 High
Memory corruption while copying packets received from unix clients.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
0.08%Up 0.1 points since Dec 18, 2025
What each source reports
CVE List Score used
Buffer Copy Without Checking Size of Input in Core Services
Memory corruption while copying packets received from unix clients.
- Record
CVE-2025-47321- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
EUVDEUVD-2025-204030
Memory corruption while copying packets received from unix clients.
- Record
EUVD-2025-204030- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hg2m-cjh9-f76f
Memory corruption while copying packets received from unix clients.
Memory corruption while copying packets received from unix clients.
- Record
GHSA-hg2m-cjh9-f76f- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
Memory corruption while copying packets received from unix clients.
- Record
CVE-2025-47321- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
- qualcomm ar8031 firmware
- qualcomm ar8035 firmware
- qualcomm csra6620 firmware
- qualcomm csra6640 firmware
- qualcomm fastconnect 6200 firmware
- qualcomm fastconnect 6700 firmware
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm qam8255p firmware
- qualcomm qam8650p firmware
- qualcomm qam8775p firmware
- qualcomm qamsrv1h firmware
Show 104 moreShow less
- qualcomm qamsrv1m firmware
- qualcomm qca2066 firmware
- qualcomm qca6174a firmware
- qualcomm qca6391 firmware
- qualcomm qca6574 firmware
- qualcomm qca6574a firmware
- qualcomm qca6574au firmware
- qualcomm qca6595au firmware
- qualcomm qca6696 firmware
- qualcomm qca8081 firmware
- qualcomm qca8337 firmware
- qualcomm qcm5430 firmware
- qualcomm qcm6125 firmware
- qualcomm qcm6490 firmware
- qualcomm qcm8550 firmware
- qualcomm qcn6024 firmware
- qualcomm qcn9011 firmware
- qualcomm qcn9012 firmware
- qualcomm qcn9024 firmware
- qualcomm qcs5430 firmware
- qualcomm qcs6125 firmware
- qualcomm qcs6490 firmware
- qualcomm qcs8550 firmware
- qualcomm qep8111 firmware
- qualcomm qmp1000 firmware
- qualcomm robotics rb2 platform firmware
- qualcomm sa4150p firmware
- qualcomm sa4155p firmware
- qualcomm sa6155p firmware
- qualcomm sa7255p firmware
- qualcomm sa7775p firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sa8255p firmware
- qualcomm sa8620p firmware
- qualcomm sa8650p firmware
- qualcomm sa8770p firmware
- qualcomm sa8775p firmware
- qualcomm sa9000p firmware
- qualcomm sdx61 firmware
- qualcomm sm6475 firmware
- qualcomm sm6650 firmware
- qualcomm sm6650p firmware
- qualcomm sm7250p firmware
- qualcomm sm7435 firmware
- qualcomm sm7635 firmware
- qualcomm sm7635p firmware
- qualcomm sm8735 firmware
- qualcomm sm8750 firmware
- qualcomm sm8750p firmware
- qualcomm smart audio 400 platform firmware
- qualcomm snapdragon 4 gen 2 mobile platform firmware
- qualcomm snapdragon 680 4g mobile platform firmware
- qualcomm snapdragon 685 4g mobile platform \(sm6225-ad\) firmware
- qualcomm snapdragon 6 gen 1 mobile platform firmware
- qualcomm snapdragon 765 5g mobile platform \(sm7250-aa\) firmware
- qualcomm snapdragon 765g 5g mobile platform \(sm7250-ab\) firmware
- qualcomm snapdragon 768g 5g mobile platform \(sm7250-ac\) firmware
- qualcomm snapdragon ar1 gen 1 platform \"luna1\" firmware
- qualcomm snapdragon ar1 gen 1 platform firmware
- qualcomm snapdragon ar2 gen 1 platform firmware
- qualcomm snapdragon w5\+ gen 1 wearable platform firmware
- qualcomm snapdragon x32 5g modem-rf system firmware
- qualcomm snapdragon x35 5g modem-rf system firmware
- qualcomm snapdragon x65 5g modem-rf system firmware
- qualcomm srv1h firmware
- qualcomm srv1m firmware
- qualcomm ssg2115p firmware
- qualcomm ssg2125p firmware
- qualcomm sw5100 firmware
- qualcomm sw5100p firmware
- qualcomm sxr1230p firmware
- qualcomm sxr2230p firmware
- qualcomm sxr2250p firmware
- qualcomm video collaboration vc1 platform firmware
- qualcomm video collaboration vc3 platform firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9340 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9378 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcd9395 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn6650 firmware
- qualcomm wcn6740 firmware
- qualcomm wcn6755 firmware
- qualcomm wcn7750 firmware
- qualcomm wcn7860 firmware
- qualcomm wcn7861 firmware
- qualcomm wcn7880 firmware
- qualcomm wcn7881 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8832 firmware
- qualcomm wsa8835 firmware
- qualcomm wsa8840 firmware
- qualcomm wsa8845 firmware
- qualcomm wsa8845h firmware
- qualcomm, inc. snapdragon
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-47321 is a high vulnerability (CVSS 7.8) in Qualcomm Ar8031 Firmware, published December 18, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.08%, the 0th percentile. No source names a fixed version.