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Fencer Intel
critical 10.0

CVE-2012-5256 json

Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243…

published 2012-10-09 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5179

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.7%
EPSS 4.7% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Adobe Flash Player before 10.3.183.29 and 11.x before 11.4.402.287 on Windows and Mac OS X, before 10.3.183.29 and 11.x before 11.2.202.243 on Linux, before 11.1.111.19 on Android 2.x and 3.x, and before 11.1.115.20 on Android 4.x; Adobe AIR before 3.4.0.2710; and Adobe AIR SDK before 3.4.0.2710 allow attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than other Flash Player memory corruption CVEs listed in APSB12-22.

Patch / fix

  • flash-plugin RHEL 5 EXTRAS 11.2.202.243-1.el5
  • flash-plugin RHEL 6 EXTRAS 11.2.202.243-1.el6

red hat advisories RHSA-2012:1346

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-2012-5256 updated cvss 6.8

flash-plugin: multiple code-execution flaws (APSB12-22)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 11.2.202.243-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 11.2.202.243-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 11.2.202.243-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 11.2.202.243-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 11.2.202.243-1.el6
    fixed: vendor fix RHSA-2012:1346

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

4.73% 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 10.0 AV:N/AC:L/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.