CVE-2007-4938
Published Sep 18, 2007 · Updated Oct 23, 2026
Original summary
Normalized public record · Updated Oct 23, 2026
Heap-based buffer overflow in libmpdemux/aviheader.c in MPlayer 1.0rc1 and earlier allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a .avi file with certain large "indx truck size" and nEntriesInuse values, and a certain wLongsPerEntry value.
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
Heap-based buffer overflow in libmpdemux/aviheader.c in MPlayer 1.0rc1 and earlier allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a .avi file with certain large "indx truck size" and nEntriesInuse values, and a certain wLongsPerEntry value.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- 30%
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- 25648 ↗
- 3144 ↗
- mplayer-avi-file-bo(36581) ↗
- 20070912 CAL-20070912-1 Multiple vendor produce handling AVI file vulnerabilities ↗
- 27016 ↗
- 45940 ↗
- www.vulnhunt.com ↗
- MDKSA-2007:192 ↗
Record history
Published Sep 18, 2007 · Last refreshed Oct 23, 2026