CVE-2017-18298
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 · uneditedLack of Input Validation in SDMX API can lead to NULL pointer access in Snapdragon Automobile, Snapdragon Mobile and Snapdragon Wear in versions MDM9206, MDM9607, MDM9650, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 430, SD 450, SD 615/16/SD 415, SD 617, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660 .
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 confidenceA NULL pointer dereference vulnerability exists in the SDMX API of multiple Qualcomm Snapdragon chipset variants due to insufficient input validation. An attacker with local access could exploit this to cause a denial of service or potentially execute arbitrary code via crafted API calls.
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 dataall versionsall versionsall versionsall versionsall versionsall versionsall versionsall versionsCVSS 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:3.0/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 checksWork through these to decide whether this CVE applies to you.
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Identify the Qualcomm chipset modelQuery the device or system information to retrieve the chipset identifier. On Linux systems, this may be found in /proc/cpuinfo, dmesg logs, or via 'lspci' for PCIe devices. On Android, check /proc/cpuinfo or use 'getprop' commands. IoT/modems may require AT commands or vendor-specific APIs.Affected if The chipset model matches one of: Mdm9206, Mdm9607, Mdm9650, Msm8996au, Sd 210, Sd 212, Sd 205, or Sd 450.
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Confirm firmware version is presentRetrieve the firmware version string for the identified chipset. This may be available through /proc/version, vendor-specific sysfs entries, AT command responses (for modems), or through the device's bootloader/fuse information.Affected if A firmware version string is returned indicating the device runs on one of the affected chipset models.
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Verify the SDMX API is in useCheck if the SDMX (Secure Digital Multiplexing) API is loaded or active on the system. This may be observable through loaded kernel modules, running processes, or API endpoint availability depending on the device type.Affected if The SDMX API module or service is present and operational on the system.
If the device uses any of the affected Qualcomm chipset models (Mdm9206, Mdm9607, Mdm9650, Msm8996au, Sd 210, Sd 212, Sd 205, or Sd 450) with an operational SDMX API, the environment is affected since all firmware versions of these chipsets are vulnerable.
Generated from the published advisory. Verify against your own configuration.
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 dataApply vendor-supplied firmware updates from Qualcomm and device OEMs. Since this is a chipset-level vulnerability, users must obtain patches through their device manufacturers (OEMs/carriers).
- Consultation4.0 h
- Implementation16.0 h
- Testing8.0 h
- Review / QA4.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2017-18298 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2017-18298 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
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