Qcm5430 FirmwareOperating system · Qualcomm

CVE-2025-47390

HIGH · 7.8 CVSS v3.1 Published 2026-04-06
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
80/100
Remediation priority · High
Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Memory corruption while preprocessing IOCTL request in JPEG driver.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

Memory corruption vulnerability exists in the JPEG driver's IOCTL request preprocessing logic. This indicates improper input validation or buffer handling when processing IOCTL (I/O Control) commands sent to the JPEG driver, allowing an attacker to corrupt memory and potentially escalate privileges or cause denial of service.

MitigationApply vendor-provided patches for the affected JPEG driver; prioritize patching given the high severity and memory corruption nature. If no patch available, restrict access to the affected driver or consider compensating controls.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Qcm5430 FirmwareOperating system
Affected:all versions
Qcm6490 FirmwareOperating system
Affected:all versions
Video Collaboration Vc3 Platform FirmwareOperating system
Affected:all versions
Sc8380xp FirmwareOperating system
Affected:all versions
Snapdragon 7c\+ Gen 3 Compute FirmwareOperating system
Affected:all versions
Snapdragon 8cx Gen 3 Compute Platform FirmwareOperating system
Affected:all versions
Wcd9370 FirmwareOperating system
Affected:all versions
Wcd9375 FirmwareOperating system
Affected:all versions

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the Qualcomm SoC or platform in your environment
    Check system information, device specs, or firmware binaries to determine which Qualcomm chip/platform is in use. Look for model numbers: Qcm5430, Qcm6490, Sc8380xp, Snapdragon 7c+ Gen 3, Snapdragon 8cx Gen 3, Wcd9370, Wcd9375, or Vc3 Platform.
    Affected if The system uses any of the listed Qualcomm components (Qcm5430, Qcm6490, Sc8380xp, Snapdragon 7c+ Gen 3, Snapdragon 8cx Gen 3, Wcd9370, Wcd9375, or Vc3 Platform)
  2. Confirm the JPEG driver is present
    Examine the firmware image or running system for the JPEG driver module. In Linux/Android environments, look for kernel modules or firmware blobs related to JPEG encoding/decoding. Check for files containing 'jpeg', 'jpg', or video/graphics driver components in the firmware filesystem.
    Affected if The JPEG driver module exists in the firmware or is loaded in the operating system
  3. Verify IOCTL interface is exposed
    Check if the JPEG driver exposes an IOCTL interface. On Linux, examine /dev/video* nodes or device files associated with the video/graphics subsystem. Look for IOCTL command handlers in the driver code or kernel modules. Verify whether user-space applications can send IOCTL requests to the driver.
    Affected if The JPEG driver accepts IOCTL requests from user-space or kernel-mode components
  4. Check for unpatched firmware version
    Retrieve the firmware version string from the device or system. Compare against vendor security advisories. Since all listed firmware versions are affected, any unpatched installation of these Qualcomm components is vulnerable.
    Affected if The firmware version has not been patched by the vendor and matches an affected product

Your environment is affected if you are running any of the listed Qualcomm platforms (Qcm5430, Qcm6490, Sc8380xp, Snapdragon 7c+ Gen 3, Snapdragon 8cx Gen 3, Wcd9370, Wcd9375, or Vc3) with an unpatched firmware version that includes the JPEG driver with IOCTL interface enabled.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor-provided patches for the affected JPEG driver; prioritize patching given the high severity and memory corruption nature. If no patch available, restrict access to the affected driver or consider compensating controls.

Fix this in Qcm5430 Firmware Scoped from the published advisory
  • Consultation8.0 h
  • Implementation24.0 h
  • Testing16.0 h
  • Review / QA8.0 h
56.0 hours of engineering $9,760
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-47390 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
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