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CVE-2011-2426

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash...

9.3 HighFix available

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash Player before 10.3.183.10 on Windows, Mac OS X, Linux, and Solaris, and before 10.3.186.7 on Android, allows remote attackers to execute arbitrary code via unspecified vectors.

Exploit likelihood

8.20%Up 0.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 9.3

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash Player before 10.3.183.10 on Windows, Mac OS X, Linux, and Solaris, and before 10.3.186.7 on Android, allows remote attackers to execute arbitrary code via unspecified vectors.

Record
CVE-2011-2426
CVSS 2.0
9.3 HighAV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash Player before 10.3.183.10 on Windows, Mac OS X, Linux, and Solaris, and before 10.3.186.7 on Android, allows remote attackers to execute arbitrary code via unspecified vectors.

Record
CVE-2011-2426
Updated
2026-11-02
EUVDEUVD-2011-2415 No score

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash Player before 10.3.183.10 on Windows, Mac OS X, Linux, and Solaris, and before 10.3.186.7 on Android, allows remote attackers to execute arbitrary code via unspecified vectors.

Record
EUVD-2011-2415
Updated
2026-11-03
GitHub AdvisoriesGHSA-pc48-33pf-32pp No score

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash...

Stack-based buffer overflow in the ActionScript Virtual Machine (AVM) component in Adobe Flash Player before 10.3.183.10 on Windows, Mac OS X, Linux, and Solaris, and before 10.3.186.7 on Android, allows remote attackers to execute arbitrary code via unspecified vectors.

Record
GHSA-pc48-33pf-32pp
Weakness
CWE-119
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
flash-plugin
Red Hat:rhel_extras:5::client
 before 0:10.3.183.10-1.el5
0:10.3.183.10-1.el5
flash-plugin
Red Hat:rhel_extras:5::server
 before 0:10.3.183.10-1.el5
0:10.3.183.10-1.el5
flash-plugin
Red Hat:rhel_extras:6
 before 0:10.3.183.10-1.el6
0:10.3.183.10-1.el6
acroread
Red Hat:rhel_extras:4
 before 0:9.4.6-1.el4
0:9.4.6-1.el4
acroread-plugin
Red Hat:rhel_extras:4
 before 0:9.4.6-1.el4
0:9.4.6-1.el4
acroread
Red Hat:rhel_extras:5::client
 before 0:9.4.6-1.el5
0:9.4.6-1.el5
acroread-plugin
Red Hat:rhel_extras:5::client
 before 0:9.4.6-1.el5
0:9.4.6-1.el5
acroread
Red Hat:rhel_extras:5::server
 before 0:9.4.6-1.el5
0:9.4.6-1.el5
acroread-plugin
Red Hat:rhel_extras:5::server
 before 0:9.4.6-1.el5
0:9.4.6-1.el5
acroread
Red Hat:rhel_extras:6
 before 0:9.4.6-1.el6
0:9.4.6-1.el6
acroread-plugin
Red Hat:rhel_extras:6
 before 0:9.4.6-1.el6
0:9.4.6-1.el6

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-2426 is a high vulnerability (CVSS 9.3) in Adobe Flash Player, published September 22, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.20%, the 94th percentile. Fixed in flash-plugin 0:10.3.183.10-1.el5.

References

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