CVE-2011-2948

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2011-08-18 · updated 2026-06-16
Weakness: CWE-119

Description

RealNetworks RealPlayer 11.0 through 11.1 and 14.0.0 through 14.0.5, RealPlayer SP 1.0 through 1.1.5, RealPlayer Enterprise 2.0 through 2.1.5, and Mac RealPlayer 12.0.0.1569 do not properly handle DEFINEFONT fields in SWF files, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted file.

Affected products

RealNetworks Realplayer: 11.0, 11.1, 14.0.0, 14.0.1, 14.0.2, 14.0.3 (+8)
RealNetworks Realplayer Sp: 1.0.0, 1.0.1, 1.0.2, 1.0.5, 1.1, 1.1.1 (+4)

References

http://service.real.com/realplayer/security/08162011_player/en/
http://www.securitytracker.com/id?1025943
http://zerodayinitiative.com/advisories/ZDI-11-268/
http://service.real.com/realplayer/security/08162011_player/en/
http://www.securitytracker.com/id?1025943
http://zerodayinitiative.com/advisories/ZDI-11-268/

Get alerted when CVE-2011-2948 or the next vulnerability affects your stack