CVE-2013-7296
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 JBIG2Stream::readSegments method in JBIG2Stream.cc in Poppler before 0.24.5 does not use the correct specifier within a format string, which allows context-dependent attackers to cause a denial of service (segmentation fault and application crash) via a crafted PDF 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 confidenceA format string vulnerability exists in the JBIG2Stream::readSegments method in Poppler's JBIG2Stream.cc. The method uses an incorrect format specifier, causing a segmentation fault and application crash when processing a crafted PDF file containing malicious JBIG2 image data.
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<= 0.24.3= 0.1= 0.1.1= 0.1.2= 0.2.0= 0.10.0= 0.10.1= 0.10.2= 0.10.3= 0.10.4= 0.10.5= 0.10.6CVSS 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
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Partial
AV:N/AC:L/Au:N/C:N/I:N/A:P
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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Check if Poppler is installedRun `poppler-config --version` or check your system's package manager for the poppler package (e.g., `dpkg -l | grep poppler` or `rpm -qa | grep poppler`)Affected if Poppler is not installed on the system
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Determine installed Poppler versionExecute `poppler-config --version` or look up the version from the package manager query performed in step 1Affected if The version is 0.24.3 or lower, or matches any of these specific versions: 0.1, 0.1.1, 0.1.2, 0.2.0, 0.10.0, 0.10.1, 0.10.2, 0.10.3, 0.10.4, 0.10.5, or 0.10.6
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Verify JBIG2 support is enabledRun `poppler-config --libs` and look for jbig2dec in the output, or check if the JBIG2Stream.cc component was compiled into the Poppler library (examine the binary or library file for JBIG2-related symbols)Affected if JBIG2 support is compiled into Poppler and the vulnerable code path can be triggered
If Poppler is installed with a version matching the affected list and JBIG2 support is enabled, the environment is vulnerable to CVE-2013-7296 when processing malicious PDF files.
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 dataUpgrade Poppler to version 0.24.5 or later. Until upgraded, exercise caution when opening PDF files from untrusted sources.
- Consultation1.0 h
- Implementation2.0 h
- Testing2.0 h
- Review / QA1.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2013-7296 — 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-2013-7296 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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