High 7.6Published Sep 18, 2007

CVE-2007-4938Heap-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 .a…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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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.

CVSS: 7.6 HIGH (v2.0, NVD)AV:N/AC:H/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

mplayer mplayer mplayer:mplayer	1.0_rc1	NVD
sgi irix sgi:irix	all versions	NVD

References

References

http://osvdb.org/45940
http://secunia.com/advisories/27016	vendor-advisory
http://securityreason.com/securityalert/3144
http://www.mandriva.com/security/advisories?name=MDKSA-2007:192
http://www.securityfocus.com/archive/1/479222/100/0/threaded
http://www.securityfocus.com/bid/25648	exploit
http://www.vulnhunt.com/advisories/CAL-20070912-1_Multiple_vendor_produce_handling_AVI_file_vulnerabilities.txt	exploit
https://exchange.xforce.ibmcloud.com/vulnerabilities/36581

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.