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Vulnerability record · CVE-2011-4244 · published 24 November 2011

CVE-2011-4244: Realnetworks realplayer memory buffer overflow vulnerability

RRealnetworks · Realplayer

Heap-based buffer overflow in the RealVideo renderer in RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via unspecified vectors.

10.0 CVSS 2.0 High EPSS 3.4% · top 11.6% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
3.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the RealVideo renderer in RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via unspecified vectors.

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

Affected products

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

References

LinkTags
http://service.real.com/realplayer/security/11182011_player/en/ Vendor Advisory
http://service.real.com/realplayer/security/11182011_player/en/ Vendor Advisory

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Related vulnerabilities

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

10.0CVE-2011-4256Realnetworks realplayer code injection vulnerabilityThe RV30 codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 does not initialize an unspecified index value, which a…EPSS 4.3%10.0CVE-2011-4246Realnetworks realplayer memory buffer overflow vulnerabilityThe AAC codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary code or cau…EPSS 4.0%10.0CVE-2011-4249Realnetworks realplayer improper input validation vulnerabilityArray index error in the RV30 codec in RealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via unspecified vector…EPSS 3.3%10.0CVE-2011-4250Realnetworks realplayer vulnerabilityUnspecified vulnerability in the ATRC codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to…EPSS 4.1%10.0CVE-2011-4253Realnetworks realplayer vulnerabilityUnspecified vulnerability in the RV20 codec in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to…EPSS 4.1%10.0CVE-2011-4254Realnetworks realplayer code injection vulnerabilityRealNetworks RealPlayer before 15.0.0 allows remote attackers to execute arbitrary code via a crafted RTSP SETUP request.EPSS 3.4%10.0CVE-2011-4255Realnetworks realplayer vulnerabilityUnspecified vulnerability in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary…EPSS 4.1%10.0CVE-2011-4245Realnetworks realplayer memory buffer overflow vulnerabilityThe RealVideo renderer in RealNetworks RealPlayer before 15.0.0 and Mac RealPlayer before 12.0.0.1703 allows remote attackers to execute arbitrary co…EPSS 4.0%

Source: NIST National Vulnerability Database (record CVE-2011-4244), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.