Home/CVE/Qualcomm Multiple Chipsets Use-After-Free Vulnerability
CVE

CVE-2023-33063

Qualcomm Multiple Chipsets Use-After-Free Vulnerability

Memory corruption in DSP Services during a remote call from HLOS to DSP.

HIGH · CVSS 7.8 ⚠ CISA KEV EPSS 0.0044
Act now
  • Listed on CISA KEV (known exploited in the wild)
  • SSVC exploitation status: active
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬢

Required Remediation

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

⬡

Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

60
qualcomm 315 5g iot modem firmwareall versions
qualcomm apq8017 firmwareall versions
qualcomm aqt1000 firmwareall versions
qualcomm ar8031 firmwareall versions
qualcomm ar8035 firmwareall versions
qualcomm ar9380 firmwareall versions
qualcomm c-v2x 9150 firmwareall versions
qualcomm csr8811 firmwareall versions
▣

Scoring & Timeline

7.8
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 NVD05 Dec 2023 · 03:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
active
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
cisaKEV-CVE-2023-33063
android-securityANDROID-2023-12-01High
🔗

References & Sources

2
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/december-2023-bulletinPatchVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-33063US Government Resource
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