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CVE Record

CVE-2018-9009: In libming 0.4.8, there is a use-after-free in the decompileJUMP function of the decompile.c file.

In libming 0.4.8, there is a use-after-free in the decompileJUMP function of the decompile.c file.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2018-9009 is a use-after-free flaw in libming 0.4.8, specifically in decompileJUMP. It matters for organizations that still run libming or the ming package, especially where SWF files are processed. Public sources show Debian and Fedora issued security updates, but the bundle does not provide CVSS, confirmed impact, or active exploitation evidence.

Executive priority

Treat this as a moderate legacy dependency risk. It is not KEV-listed and lacks confirmed exploitation in the bundle, but distribution vendors issued security updates. Prioritize environments that still process SWF files or keep old media tooling installed.

Technical view

The CVE describes memory lifetime misuse in libming 0.4.8's decompile.c decompileJUMP function. The likely trigger surface is libming's SWF decompilation or processing path. The supplied sources do not provide exploitability details, affected CPEs, CVSS scoring, or a named upstream fixed version beyond distribution security updates.

Likely exposure

Exposure is most likely on systems with libming or ming installed, particularly build, conversion, analysis, or legacy media-processing environments handling SWF content. Debian LTS and Fedora advisories indicate distribution-packaged deployments were relevant. Systems without libming/ming or SWF-processing workflows are unlikely to be exposed.

Exploitation context

No active exploitation is shown in the supplied sources, and the CVE is not listed as KEV. A use-after-free can indicate memory corruption risk, but the bundle does not prove remote code execution, denial of service, or public exploitation for this CVE.

Researcher notes

The public record is sparse: description, GitHub issue reference, and Debian/Fedora advisories. Do not assume broader products, exploit status, or impact class from the CVE text alone. Validation should focus on package presence, version lineage, and whether libming decompilation paths are reachable.

Mitigation direction

  • Apply Debian or Fedora ming/libming security updates where those packages are used.
  • For other builds, check libming or OS vendor guidance for fixed versions.
  • Remove libming or ming from systems that no longer need SWF processing.
  • Limit processing of untrusted SWF files through tools linked to libming.
  • Track this CVE in vulnerability management until package state is confirmed.

Validation and detection

  • Inventory servers, workstations, containers, and build images for libming or ming packages.
  • Check whether installed versions include libming 0.4.8 or vulnerable distribution builds.
  • Identify applications or scripts that process SWF files through libming.
  • Verify Debian and Fedora systems have the referenced security updates applied.
  • Document unsupported or source-built libming instances for separate vendor review.
Prepared
Confidence
medium
Sources
7

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
6Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.