{"id":"CVE-2009-4244","aliases":["EUVD-2009-4213","GHSA-4qm6-973j-4qvf"],"status":"published","title":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0...","description":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.07237,"percentile":0.94369,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2010-01-25T19:00:00Z","modified":"2026-06-16T23:13:19Z","products":[{"vendor":"realnetworks","product":"helix_player"},{"vendor":"realnetworks","product":"realplayer"},{"vendor":"realnetworks","product":"realplayer_enterprise"},{"vendor":"realnetworks","product":"realplayer_sp"}],"references":[{"url":"http://www.vupen.com/english/advisories/2010/0178","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Patch","Vendor Advisory"]},{"url":"http://securitytracker.com/id?1023489","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Patch"]},{"url":"http://service.real.com/realplayer/security/01192010_player/en/","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://secunia.com/advisories/38218","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/37880","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.zerodayinitiative.com/advisories/ZDI-10-008/","tags":["x_refsource_MISC","x_transferred","Patch"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/55797","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/509098/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4244"},{"url":"http://service.real.com/realplayer/security/01192010_player/en"},{"url":"http://www.zerodayinitiative.com/advisories/ZDI-10-008"},{"url":"https://github.com/advisories/GHSA-4qm6-973j-4qvf"}],"sources":{"cve":[{"id":"CVE-2009-4244","description":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.","status":"published","published":"2010-01-25T19:00:00Z","modified":"2024-08-07T06:54:10.24Z","updated_at":"2026-11-02T14:33:24.451733Z"}],"euvd":[{"id":"EUVD-2009-4213","description":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.","status":"published","published":"2010-01-25T19:00:00Z","modified":"2024-08-07T06:54:10Z","updated_at":"2026-11-03T01:39:10.681785Z"}],"ghsa":[{"id":"GHSA-4qm6-973j-4qvf","title":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0...","description":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.","status":"published","published":"2022-05-02T03:53:07Z","modified":"2025-04-11T03:32:07Z","cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:04.319345Z"}],"nvd":[{"id":"CVE-2009-4244","description":"Heap-based buffer overflow in RealNetworks RealPlayer 10; RealPlayer 10.5 6.0.12.1040 through 6.0.12.1741; RealPlayer 11 11.0.0 through 11.0.4; RealPlayer Enterprise; Mac RealPlayer 10, 10.1, and 11.0; Linux RealPlayer 10; and Helix Player 10.x allows remote attackers to execute arbitrary code via an SIPR codec field with a small length value that triggers incorrect memory allocation.","status":"published","published":"2010-01-25T19:30:01.4Z","modified":"2026-06-16T23:13:19.047Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:38.33745Z"}]}}