Vulnerability record · CVE-2007-4938 · published 18 September 2007

CVE-2007-4938: Mplayer memory buffer overflow vulnerability

Mplayer · Mplayer

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.

7.6 CVSS 2.0 High EPSS 16% · top 3.2% CWE-119 · Memory buffer overflow

7.6CVSS 2.0 base score

16%EPSS exploitation probability, 30 days

NoNot in CISA KEV

2Affected product versions listed by NVD

16References, 4 tagged exploit

16 Jun 2026Last modified by NVD

Description

AV:N/AC:H/Au:N/C:C/I:C/A:C

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Mplayer Mplayer

Irix Sgi

References

Link	Tags
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
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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2007-4938), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.