CVE-2010-4376

highpriority · track · 39EPSS 0.063 · 94 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

6.29% (94th) EPSS

CVSS 9.3 · high

Is it mine?

29 products

Check your exposure

Who says so?

3 sources

enisa_euvd · nvd · redhat_csaf

EPSS · scored 2026-10-28

Heap-based buffer overflow in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.1, Mac RealPlayer 11.0 through 11.1, and Linux RealPlayer 11.0.2.1744 allows remote attackers to execute arbitrary code via a large Screen Width value in the Screen Descriptor header of a GIF87a file in an RTSP stream.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedHelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux AS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux Desktop version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux ES version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux WS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.ppc as a component of Red Hat Enterprise Linux AS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.src as a component of Red Hat Enterprise Linux AS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.src as a component of Red Hat Enterprise Linux Desktop version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.src as a component of Red Hat Enterprise Linux ES version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-1:1.0.6-1.el4_8.1.src as a component of Red Hat Enterprise Linux WS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-debuginfo-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux AS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-debuginfo-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux Desktop version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-debuginfo-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux ES version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-debuginfo-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux WS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094
FixedHelixPlayer-debuginfo-1:1.0.6-1.el4_8.1.ppc as a component of Red Hat Enterprise Linux AS version 4redhat_csaf
Before applying this update, make sure that all previously-released errata relevant to your system have been applied. This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/docs/DOC-11259
https://access.redhat.com/errata/RHSA-2010:0094

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⚠ sources disagree · medium–high · 6.8–9.3

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)

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Psecondary · Red Hat Product Security US

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (29)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
realnetworks realplayer= 11.0nvdUScpe: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= 11.0.2.1744nvdUScpe: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= 11.1nvdUScpe:2.3:a:realnetworks:realplayer:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.0nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.1nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.2nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.0.5nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.1nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
realnetworks realplayer sp= 1.1.1nvdUScpe:2.3:a:realnetworks:realplayer_sp:*:*:*:*:*:*:*:*
HelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux AS version 4all versionsfixedredhat_csafUS
HelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux Desktop version 4all versionsfixedredhat_csafUS
HelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux ES version 4all versionsfixedredhat_csafUS
HelixPlayer-1:1.0.6-1.el4_8.1.i386 as a component of Red Hat Enterprise Linux WS version 4all versionsfixedredhat_csafUS
HelixPlayer-1:1.0.6-1.el4_8.1.ppc as a component of Red Hat Enterprise Linux AS version 4all versionsfixedredhat_csafUS

showing 20 of 29

advisories (1)

Vendor and ecosystem advisories describing this.

RHSA-2010:0094Red Hat Security Advisory: HelixPlayer security update2010-02-09csaf · redhat_csafUS
An updated HelixPlayer package that fixes several security issues is now available for Red Hat Enterprise Linux 4. This update has been rated as having critical security impact by the Red Hat Security Response Team.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd redhat_csaf NVD CVE.org MITRE

published 2010-12-14modified 2026-06-16

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+21039 more

references (8)

External citations — patches, advisories, analysis.

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