Home/CVE/Use after free can occur due to improper handling of response from firmware in Snapdragon Auto, Snapdragon Compute, Snap
CVE

CVE-2021-1940

Use after free can occur due to improper handling of response from firmware in Snapdragon Auto, Snapdragon Compute, Snap

Use after free can occur due to improper handling of response from firmware in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables.

HIGH · CVSS 8.4 EPSS 0.00026
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  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

60
qualcomm aqt1000 firmwareall versions
qualcomm ar8031 firmwareall versions
qualcomm ar8035 firmwareall versions
qualcomm csra6620 firmwareall versions
qualcomm csra6640 firmwareall versions
qualcomm fsm10055 firmwareall versions
qualcomm fsm10056 firmwareall versions
qualcomm qca6391 firmwareall versions
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Qualcomm-NPU-Use-After-Free-Information-Leak.htmlpacketstormsecurity.com
▣

Scoring & Timeline

8.4
HIGH · CVSS v3.1 · product-security@qualcomm.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Jul 2021 · 06:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

1
android-securityANDROID-2021-07-01High
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.qualcomm.com/company/product-security/bulletins/july-2021-bulletinPatchVendor Advisory
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