CVE-2009-4244

highpriority · track · 40EPSS 0.072 · 94 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

7.24% (94th) EPSS

CVSS 9.3 · high

Is it mine?

17 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-28

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v2.07.9highAV:N/AC:M/Au:N/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (17)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
realnetworks helix player= 10.0nvdUScpe:2.3:a:realnetworks:helix_player:*:*:*:*:*:*:*:*
realnetworks helix player= 11.0.0nvdUScpe:2.3:a:realnetworks:helix_player:*:*:*:*:*:*:*:*
realnetworks helix player= 11.0.1nvdUScpe:2.3:a:realnetworks:helix_player:*:*:*:*:*:*:*:*
realnetworks realplayer= 10.0nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 10.1nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 10.5nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.0nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.1nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.2nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.3nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.4nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer= 11.0.5nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer enterpriseall versionsnvdUScpe:2.3:a:realnetworks:realplayer_enterprise:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.0nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.1nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2010-01-25modified 2026-06-16

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+21039 more

references (16)

External citations — patches, advisories, analysis.

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