CVE-2022-40520
Stack based buffer overflow in Core
8.4 High
Memory corruption due to stack-based buffer overflow in Core
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
0.70%Down 0.2 points since Jan 6, 2023
What each source reports
CVE List Score used
Stack based buffer overflow in Core
Memory corruption due to stack-based buffer overflow in Core
- Record
CVE-2022-40520- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2022-43795
Memory corruption due to stack-based buffer overflow in Core
- Record
EUVD-2022-43795- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-gmmh-m76r-369x
Memory corruption due to stack-based buffer overflow in Core
Memory corruption due to stack-based buffer overflow in Core
- Record
GHSA-gmmh-m76r-369x- 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-787
- Updated
- 2026-11-02
NVD
Memory corruption due to stack-based buffer overflow in Core
- Record
CVE-2022-40520- CVSS 3.1
- 8.4 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - 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-787
- Updated
- 2026-11-02
Affected products
- qualcomm apq8064au firmware
- qualcomm apq8096au firmware
- qualcomm aqt1000 firmware
- qualcomm ar8035 firmware
- qualcomm csrb31024 firmware
- qualcomm fsm10056 firmware
- qualcomm mdm9150 firmware
- qualcomm mdm9205 firmware
- qualcomm mdm9640 firmware
- qualcomm mdm9650 firmware
- qualcomm msm8996au firmware
- qualcomm qam8295p firmware
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- qualcomm qca4004 firmware
- qualcomm qca6174a firmware
- qualcomm qca6310 firmware
- qualcomm qca6320 firmware
- qualcomm qca6335 firmware
- qualcomm qca6390 firmware
- qualcomm qca6391 firmware
- qualcomm qca6420 firmware
- qualcomm qca6421 firmware
- qualcomm qca6426 firmware
- qualcomm qca6430 firmware
- qualcomm qca6431 firmware
- qualcomm qca6436 firmware
- qualcomm qca6564 firmware
- qualcomm qca6564a firmware
- qualcomm qca6564au firmware
- qualcomm qca6574 firmware
- qualcomm qca6574a firmware
- qualcomm qca6574au firmware
- qualcomm qca6584au firmware
- qualcomm qca6595 firmware
- qualcomm qca6595au firmware
- qualcomm qca6696 firmware
- qualcomm qca8081 firmware
- qualcomm qca8337 firmware
- qualcomm qca9377 firmware
- qualcomm qcm6490 firmware
- qualcomm qcn6024 firmware
- qualcomm qcn9011 firmware
- qualcomm qcn9012 firmware
- qualcomm qcn9024 firmware
- qualcomm qcs410 firmware
- qualcomm qcs603 firmware
- qualcomm qcs605 firmware
- qualcomm qcs610 firmware
- qualcomm qcs6490 firmware
- qualcomm qcs8155 firmware
- qualcomm qcx315 firmware
- qualcomm qrb5165 firmware
- qualcomm qrb5165m firmware
- qualcomm qrb5165n firmware
- qualcomm qsm8250 firmware
- qualcomm qsm8350 firmware
- qualcomm sa4150p firmware
- qualcomm sa4155p firmware
- qualcomm sa415m firmware
- qualcomm sa515m firmware
- qualcomm sa6145p firmware
- qualcomm sa6150p firmware
- qualcomm sa6155 firmware
- qualcomm sa6155p firmware
- qualcomm sa8145p firmware
- qualcomm sa8150p firmware
- qualcomm sa8155 firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sa8295p firmware
- qualcomm sa8540p firmware
- qualcomm sa9000p firmware
- qualcomm sc8180x firmware
- qualcomm sd660 firmware
- qualcomm sd670 firmware
- qualcomm sd675 firmware
- qualcomm sd678 firmware
- qualcomm sd690 5g firmware
- qualcomm sd710 firmware
- qualcomm sd712 firmware
- qualcomm sd720g firmware
- qualcomm sd730 firmware
- qualcomm sd750g firmware
- qualcomm sd765 firmware
- qualcomm sd765g firmware
- qualcomm sd768g firmware
- qualcomm sd778g firmware
- qualcomm sd780g firmware
- qualcomm sd7c firmware
- qualcomm sd820 firmware
- qualcomm sd835 firmware
- qualcomm sd845 firmware
- qualcomm sd850 firmware
- qualcomm sd855 firmware
- qualcomm sd865 5g firmware
- qualcomm sd870 firmware
- qualcomm sd888 5g firmware
- qualcomm sd888 firmware
- qualcomm sd 455 firmware
- qualcomm sd 636 firmware
- qualcomm sd 675 firmware
- qualcomm sd 8 gen1 5g firmware
- qualcomm sd 8cx firmware
- qualcomm sd 8cx gen2 firmware
- qualcomm sd 8cx gen3 firmware
- qualcomm sdm630 firmware
- qualcomm sdx24 firmware
- qualcomm sdx50m firmware
- qualcomm sdx55 firmware
- qualcomm sdx55m firmware
- qualcomm sdx65 firmware
- qualcomm sdxr1 firmware
- qualcomm sdxr2 5g firmware
- qualcomm sm6250 firmware
- qualcomm sm6250p firmware
- qualcomm sm7250p firmware
- qualcomm sm7315 firmware
- qualcomm sm7325p firmware
- qualcomm sxr2150p firmware
- qualcomm wcd9306 firmware
- qualcomm wcd9326 firmware
- qualcomm wcd9335 firmware
- qualcomm wcd9340 firmware
- qualcomm wcd9341 firmware
- qualcomm wcd9360 firmware
- qualcomm wcd9370 firmware
- qualcomm wcd9371 firmware
- qualcomm wcd9375 firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wcn3950 firmware
- qualcomm wcn3980 firmware
- qualcomm wcn3988 firmware
- qualcomm wcn3990 firmware
- qualcomm wcn3991 firmware
- qualcomm wcn3998 firmware
- qualcomm wcn6740 firmware
- qualcomm wcn6750 firmware
- qualcomm wcn6850 firmware
- qualcomm wcn6851 firmware
- qualcomm wcn6855 firmware
- qualcomm wcn6856 firmware
- qualcomm wcn7850 firmware
- qualcomm wcn7851 firmware
- qualcomm wsa8810 firmware
- qualcomm wsa8815 firmware
- qualcomm wsa8830 firmware
- qualcomm wsa8835 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-2022-40520 is a high vulnerability (CVSS 8.4) in Qualcomm Apq8064au Firmware, published January 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. No source names a fixed version.