Security readout for executives and security teams
CVE-2009-4636 is a denial-of-service issue in FFmpeg 0.5. A crafted media file can make FFmpeg hang in an infinite loop. Business impact is service interruption where systems automatically process untrusted audio or video. The supplied sources do not show code execution, data theft, or confirmed active exploitation. Exposure is most likely in legacy media-processing services, upload pipelines, scanning systems, or desktop/server applications still using FFmpeg 0.5 or packages derived from it. Modern deployments may be unaffected, but verification is required because FFmpeg is often embedded or bundled. Treat this as a legacy availability risk. Prioritize remediation if FFmpeg processes customer-supplied or internet-sourced media, especially in shared services where a hang can block queues or consume workers. Lower priority if FFmpeg 0.5 is not present. Mitigation focus: Identify and replace FFmpeg 0.5 wherever it is deployed or bundled.; Check current vendor or distribution advisories for supported upgrade guidance.; Restrict untrusted media processing on legacy systems until remediated..
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
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ATT&CK lookup starting points
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CVE-2009-4636 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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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://roundup.ffmpeg.org/roundup/ffmpeg/issue1240CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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