CVE-2016-10062
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 ReadGROUP4Image function in coders/tiff.c in ImageMagick does not check the return value of the fwrite function, which allows remote attackers to cause a denial of service (application crash) via a crafted file.
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 confidenceThe ReadGROUP4Image function in ImageMagick's TIFF coder calls fwrite() without checking its return value. If fwrite fails (due to disk full, I/O errors, or other issues), the function proceeds as if the write succeeded, leading to incomplete or corrupted data and subsequent application crash when processing crafted TIFF files.
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< 7.0.1-10CVSS 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
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- None
- Availability
- High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/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 installed ImageMagick versionRun 'convert -version' or 'magick -version' to display the installed version informationAffected if The displayed version is below 7.0.1-10 (e.g., 7.0.1-9, 6.x series, etc.)
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Confirm TIFF support is availableRun 'convert -list configure' or 'identify -list configure' and look for DELEGATES or CODEC entries containing 'tiff'Affected if TIFF delegate support is present in the ImageMagick build
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Verify TIFF coder is loadedRun 'convert -list coder' or 'identify -list coder' and check for the TIFF coder entryAffected if The TIFF coder module is listed and available for processing TIFF images
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Check ReadGROUP4Image function in TIFF coderIf source code is available, inspect the TIFF coder source (e.g., coders/tiff.c) for the ReadGROUP4Image function and verify fwrite() return value is checkedAffected if The function does not check fwrite() return value (vulnerable code pattern present)
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Determine TIFF processing usageReview application logs or code to identify if ImageMagick processes TIFF files via CLI, API, or delegate librariesAffected if The environment processes TIFF files using ImageMagick
Your environment is affected if ImageMagick version is below 7.0.1-10 and TIFF file processing is enabled or 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 data7.0.1-10
Update ImageMagick to a version where the fwrite return value is properly checked, or implement input validation and file size limits before processing TIFF files to mitigate DoS risk from crafted inputs.
- Consultation2.0 h
- Implementation1.0 h
- Testing3.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-10062 — 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-2016-10062 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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