Cyber Resilience

CVE-2022-40516

High

Published: 09 January 2023

Published
09 January 2023
Modified
09 April 2025
KEV Added
Patch
CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0332 87.5th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-40516 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Qualcomm Sdx55 Firmware. Its CVSS base score is 8.4 (High).

Operationally, ranked in the top 12.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Memory corruption in Core due to stack-based buffer overflow.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qualcomm
aqt1000 firmware
all versions
qualcomm
ar8031 firmware
all versions
qualcomm
ar8035 firmware
all versions
qualcomm
csr8811 firmware
all versions
qualcomm
csra6620 firmware
all versions
qualcomm
csra6640 firmware
all versions
qualcomm
csrb31024 firmware
all versions
qualcomm
fsm10056 firmware
all versions
qualcomm
ipq6000 firmware
all versions
qualcomm
ipq6005 firmware
all versions
+174 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-787

Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.

References