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Fencer Intel
high 8.8

CVE-2015-8656 json

Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and OS X and before 11.2.202.554 on Linux, Adobe AIR be…

published 2016-03-04 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-8533

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.2%
EPSS 7.2% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and OS X and before 11.2.202.554 on Linux, Adobe AIR before 20.0.0.204, Adobe AIR SDK before 20.0.0.204, and Adobe AIR SDK & Compiler before 20.0.0.204 allow attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via crafted MPEG-4 data, a different vulnerability than CVE-2015-8045, CVE-2015-8047, CVE-2015-8060, CVE-2015-8408, CVE-2015-8416, CVE-2015-8417, CVE-2015-8418, CVE-2015-8419, CVE-2015-8443, CVE-2015-8444, CVE-2015-8451, CVE-2015-8455, CVE-2015-8652, CVE-2015-8654, CVE-2015-8657, CVE-2015-8658, and CVE-2015-8820.

Patch / fix

  • flashplugin-nonfree Ubuntu 14.04 LTS 11.2.202.569ubuntu0.14.04.1

ubuntu advisories UBUNTU-CVE-2015-8656

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • flash-plugin RHEL 5 EXTRAS 11.2.202.554-1.el5
  • flash-plugin RHEL 6 EXTRAS 11.2.202.554-1.el6_7

red hat advisories RHSA-2015:2593

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-2015-8656 updated cvss 6.8

flash-plugin: multiple code execution issues fixed in APSB15-32

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 11.2.202.554-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 11.2.202.554-1.el6_7 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 11.2.202.554-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 11.2.202.554-1.el6_7 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 11.2.202.554-1.el6_7
    fixed: vendor fix RHSA-2015:2593

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

7.15% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

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.