CVE-2022-39002
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 · uneditedDouble free vulnerability in the storage module. Successful exploitation of this vulnerability will cause the memory to be freed twice.
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 double-free vulnerability exists in the storage module where memory is freed twice without proper nullification or validation between free calls. This memory corruption issue can lead to heap corruption, potentially allowing arbitrary code execution or denial of service. The critical CVSS score of 9.8 indicates the vulnerability is network-exploitable and has high impact.
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= 11.0.0= 2.0= 4.0.0CVSS 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 the installed Huawei operating system versionCheck the device or system settings for the OS version information. On Huawei devices, this is typically found under Settings > About Phone > Version. For enterprise deployments, use system inventory or MDM tools to query device OS versions.Affected if The installed version matches Emui 11.0.0, Harmonyos 2.0, or Magic Ui 4.0.0 exactly.
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Confirm the storage module is in useIdentify whether the storage module functionality is actively utilized on the device. This may involve checking running processes, enabled system services, or storage-related APIs that are being called by applications.Affected if The storage module is enabled and processing storage operations on an affected version.
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Locate the storage module componentExamine the filesystem or system modules for the storage component that handles memory management. The specific module name and path varies by implementation but is related to storage I/O operations.Affected if The vulnerable storage module component is present and loaded on the system.
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Monitor for memory management anomaliesUse memory debugging tools or heap analysis utilities to observe the behavior of the storage module during normal operations. Look for patterns indicating duplicate free operations on the same memory pointer.Affected if Heap inspection reveals double-free events or memory corruption patterns associated with storage module operations.
A system is affected if it runs exactly Emui 11.0.0, Harmonyos 2.0, or Magic Ui 4.0.0 AND the storage module with the double-free flaw is actively being used.
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 dataFix the storage module's memory management logic to ensure each pointer is freed only once, typically by setting the pointer to NULL after freeing or adding guards to prevent redundant free calls.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA4.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $6,176.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2022-39002 — 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-2022-39002 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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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.
- 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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