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Fencer Intel
critical 9.3

CVE-2010-4386 json

RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.4, Linux RealPlayer 11.0.2.1744, and possibly HelixPlayer 1.0.6 an…

published 15y ago modified 4mo ago also EUVD-2010-4355

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.3%
EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

RealNetworks RealPlayer 11.0 through 11.1, RealPlayer SP 1.0 through 1.1.4, Linux RealPlayer 11.0.2.1744, and possibly HelixPlayer 1.0.6 and other versions, allow remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via a crafted RealMedia video file.

Patch / fix

  • HelixPlayer RHEL 4 1:1.0.6-3.el4_8.1
  • HelixPlayer-uninstall RHEL 4 1:1.0.6-3.el4_8.1

red hat advisories RHSA-2010:0981

Is CVE-2010-4386 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-4386 updated cvss 6.8

HelixPlayer multiple flaws (CVE-2010-2997, CVE-2010-4375, CVE-2010-4378, CVE-2010-4379, CVE-2010-4382, CVE-2010-4383, CVE-2010-4385, CVE-2010-4386, CVE-2010-4392, CVE-2010-4376)

  • Red Hat Enterprise Linux AS version 4 HelixPlayer 1.0.6-3.el4_8.1, HelixPlayer-uninstall 1.0.6-3.el4_8.1 Red Hat Enterprise Linux Desktop version 4 HelixPlayer 1.0.6-3.el4_8.1, HelixPlayer-uninstall 1.0.6-3.el4_8.1 Red Hat Enterprise Linux ES version 4 HelixPlayer 1.0.6-3.el4_8.1, HelixPlayer-uninstall 1.0.6-3.el4_8.1 Red Hat Enterprise Linux WS version 4 HelixPlayer 1.0.6-3.el4_8.1, HelixPlayer-uninstall 1.0.6-3.el4_8.1
    fixed: vendor fix RHSA-2010:0981

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.35% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.