CVE-2022-38980
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 · uneditedThe HwAirlink module has a heap overflow vulnerability in processing data packets of the proprietary protocol.Successful exploitation of this vulnerability may allow attackers to obtain process control permissions.
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 heap overflow vulnerability exists in the HwAirlink module when processing data packets of a proprietary protocol. The memory corruption occurs due to insufficient bounds checking during packet handling, which could allow attackers to achieve process control permissions.
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= 2.0= 2.1CVSS 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
- Network
- Complexity
- Low
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/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 HarmonyOS versionCheck the system version by querying the device settings or using system info commands (such as 'getprop' on Android-based HarmonyOS builds or checking /etc/version in HarmonyOS distributions)Affected if Version is exactly 2.0 or 2.1
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Locate HwAirlink moduleSearch for the HwAirlink module or service in the system by looking for processes or services named 'HwAirlink' or files containing 'hwairlink' in the /system, /vendor, or /proc directoriesAffected if The HwAirlink module or service is present on the device
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Verify packet processing functionalityInspect running processes or enabled services to determine if the HwAirlink proprietary protocol handler is active (check process list, running services, or module load status)Affected if The HwAirlink packet processing functionality is enabled or running
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Check network exposureReview network configuration, firewall rules, or exposed network interfaces to see if the HwAirlink module is accessible from network interfacesAffected if The HwAirlink module has network exposure to untrusted interfaces
Environment is affected if running HarmonyOS version 2.0 or 2.1 with the HwAirlink module enabled and processing proprietary protocol packets, especially if network-accessible to untrusted sources.
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 patches when available; in the interim, network segment the affected HwAirlink module and restrict exposure to untrusted networks to minimize attack surface.
- Consultation6.0 h
- Implementation24.0 h
- Testing12.0 h
- Review / QA8.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $14,016.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-38980 — 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-2022-38980 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
- No weaponised exploit code, or anything meant to cause harm
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