Home/CVE/Improper validation of kernel buffer address while copying information back to user buffer can lead to kernel memory inf
CVE

CVE-2021-1969

Improper validation of kernel buffer address while copying information back to user buffer can lead to kernel memory inf

Improper validation of kernel buffer address while copying information back to user buffer can lead to kernel memory information exposure to user space in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables.

MEDIUM · CVSS 6.2 EPSS 0.00035
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

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 mdm9150 firmwareall versions
⚠

Public Exploits & PoCs

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

Scoring & Timeline

6.2
MEDIUM · 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 NVD20 Oct 2021 · 07:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
🔗

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/october-2021-bulletinPatchVendor Advisory
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