CVE-2017-0866
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 · uneditedAn elevation of privilege vulnerability in the Direct rendering infrastructure of the NVIDIA Tegra X1 where an unchecked input from userspace is passed as a pointer to kfree. This could lead to kernel memory corruption and possible code execution. This issue is rated as moderate. Product: Pixel. Version: N/A. Android ID: A-38415808. References: N-CVE-2017-0866.
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 · high confidenceA use-after-free/arbitrary-free vulnerability in the NVIDIA Tegra X1 Direct Rendering Infrastructure where unchecked userspace input is passed directly to the kernel's kfree() function, allowing an attacker to corrupt kernel memory and potentially execute arbitrary code with elevated privileges.
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 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 Tegra X1 hardware in the systemCheck system specifications, boot logs, or /proc/cpuinfo for NVIDIA Tegra X1 or Tegra210 processor identifiersAffected if The system is running on NVIDIA Tegra X1 (Tegra210) hardware
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Verify Direct Rendering Infrastructure is activeCheck for DRI driver modules in /sys/module or /proc/modules, or examine /dev/dri/ for rendering device nodesAffected if DRI kernel modules are loaded and DRI devices are present
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Confirm userspace can access GPU renderingReview permissions on /dev/dri/* device files and check if any userspace graphics applications have accessAffected if Non-privileged users or untrusted applications can access the DRI interface
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Check for vendor firmware/patch statusConsult the device vendor or Android bulletin for CVE-2017-0866 patch status specific to the Tegra X1 firmware version in useAffected if The installed firmware predates the CVE-2017-0866 patch or no patch has been applied
A system is affected if it runs NVIDIA Tegra X1 hardware with DRI enabled and the firmware has not been patched for CVE-2017-0866, as the vulnerability allows untrusted userspace to trigger unsafe kfree() calls through the DRI interface.
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 the vendor security patch for Google Pixel devices (Android bulletin); ensure proper pointer validation is implemented before any kfree() calls in the affected DRI code path.
- Consultation2.0 h
- Implementation4.0 h
- Testing2.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2017-0866 — 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-2017-0866 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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- Version or environment caveats, and links to real fixes
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