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Findings

CVE-2023-33063

Qualcomm Multiple Chipsets Use-After-Free Vulnerability

Published Dec 4, 2023 · updated Jun 16, 2026 · qualcomm 315 5g iot modem firmware

Multiple Qualcomm chipsets contain a use-after-free vulnerability due to memory corruption in DSP Services during a remote call from HLOS to DSP.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 4, 2023 · Catalog

    Detected

    Multiple Qualcomm chipsets contain a use-after-free vulnerability due to memory corruption in DSP Services during a remote call from HLOS to DSP.

  2. Dec 5, 2023 · CISA KEV

    Known exploited

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

  3. Dec 26, 2023 · CISA KEV

    Remediation due

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

  4. Jun 16, 2026 · Catalog

    Updated

    Multiple Qualcomm chipsets contain a use-after-free vulnerability due to memory corruption in DSP Services during a remote call from HLOS to DSP.

Required action

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

CISA due date Dec 26, 2023

Affected

  • cpe qualcomm/315 5g iot modem firmwareversion unspecified
  • cpe qualcomm/apq8017 firmwareversion unspecified
  • cpe qualcomm/aqt1000 firmwareversion unspecified
  • cpe qualcomm/ar8031 firmwareversion unspecified
  • cpe qualcomm/ar8035 firmwareversion unspecified
  • cpe qualcomm/ar9380 firmwareversion unspecified
  • cpe qualcomm/c-v2x 9150 firmwareversion unspecified
  • cpe qualcomm/csr8811 firmwareversion unspecified
  • cpe qualcomm/csra6620 firmwareversion unspecified
  • cpe qualcomm/csra6640 firmwareversion unspecified
  • cpe qualcomm/csrb31024 firmwareversion unspecified
  • cpe qualcomm/wcn3991 firmwareversion unspecified
  • vendor Qualcomm Multiple Chipsetsversion unspecified

Sources

  • CISA KEVConfirmed exploitationCVE-2023-33063

    Multiple Qualcomm chipsets contain a use-after-free vulnerability due to memory corruption in DSP Services during a remote call from HLOS to DSP.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2023-33063

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2023-33063

    30-day exploitation probability 0.7%

    first.org
  • NIST NVDVulnerability recordCVE-2023-33063

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

    nvd.nist.gov

References