Home/CVE/Improper integrity check can lead to race condition between tasks PDCP and RRC? after a valid RRC Command packet has bee
CVE

CVE-2021-30342

Improper integrity check can lead to race condition between tasks PDCP and RRC? after a valid RRC Command packet has bee

Improper integrity check can lead to race condition between tasks PDCP and RRC? after a valid RRC Command packet has been received in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables.

CRITICAL · CVSS 9.1 EPSS 0.00143
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-367Time-of-check Time-of-use (TOCTOU) Race Condition
▤

Affected Products & Versions

60
qualcomm apq8009w firmwareall versions
qualcomm apq8017 firmwareall versions
qualcomm apq8096au firmwareall versions
qualcomm aqt1000 firmwareall versions
qualcomm csrb31024 firmwareall versions
qualcomm fsm10055 firmwareall versions
qualcomm fsm10056 firmwareall versions
qualcomm mdm8207 firmwareall versions
▣

Scoring & Timeline

9.1
CRITICAL · 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 NVD14 Jun 2022 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
⚑

Vendor Advisories

1
android-securityANDROID-2022-04-01High
🔗

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/april-2022-bulletinVendor Advisory
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