Security readout for executives and security teams
Plain-English summary
This issue can crash FFmpeg 4.0 when it processes a specially crafted AVI file during conversion to MPEG4. The business impact is denial of service: media-processing jobs or services could fail. The provided sources do not show code execution, data theft, active exploitation, CVSS scoring, or broad affected-product details.
Executive priority
Treat this as a targeted availability risk for media workflows, not as confirmed active exploitation. Remediate promptly where untrusted AVI files are processed, especially public upload or automated transcoding services.
Technical view
CVE-2018-12460 is a NULL pointer dereference in libavcodec related to idctdsp.c and mpegvideo.c. The condition occurs when the studio profile is incorrectly detected while converting a crafted AVI file to MPEG4. The referenced FFmpeg commit is the only fix-related source in the bundle.
Likely exposure
Exposure is most likely in systems running FFmpeg 4.0 or bundled libavcodec that process untrusted AVI media and transcode it to MPEG4. The source bundle does not provide CPEs, package versions beyond FFmpeg 4.0, or downstream vendor advisories.
Exploitation context
The source bundle supports a crafted-file denial-of-service scenario. It does not support claims of active exploitation, public weaponization, remote code execution, privilege escalation, or inclusion in CISA KEV.
Researcher notes
Evidence is limited to the CVE description and one FFmpeg commit reference. No CVSS, CWE, CPE, proof-of-concept status, or downstream advisories are included in the source bundle. Avoid expanding impact beyond denial of service without additional vendor evidence.
Mitigation direction
- Inventory FFmpeg and libavcodec use in media-processing services.
- Check whether deployed builds include the referenced FFmpeg commit or later vendor fixes.
- Prioritize systems that process externally supplied AVI files.
- Use vendor-supported FFmpeg packages where possible.
- Review vendor guidance before applying custom patches.
Validation and detection
- Identify services converting AVI input to MPEG4 output.
- Confirm FFmpeg or libavcodec version and build provenance.
- Check package changelogs for the referenced FFmpeg commit.
- Review crash logs for media-processing denial-of-service symptoms.
- Verify external media upload paths have operational monitoring.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2018-12460 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/FFmpeg/FFmpeg/commit/b3332a182f8ba33a34542e4a0370f38b914ccf7dCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.