What’s Vulnerable › Vulnerabilities

CVE-2011-2456

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 9.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-11-11 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in Adobe Flash Player before 10.3.183.11 and 11.x before 11.1.102.55 on Windows, Mac OS X, Linux, and Solaris and before 11.1.102.59 on Android, and Adobe AIR before 3.1.0.4880, allows attackers to execute arbitrary code via unspecified vectors.

Affected products

• Adobe Air: from 3.0 before 3.1.0.4880 — fixed in 3.1.0.4880
• Adobe Flash Player 24.0.0.186 and earlier.: from 10.0 before 10.3.183.11; from 11.0 before 11.1.102.55; from 11.0 before 11.1.102.59 — fixed in 10.3.183.11, 11.1.102.55, 11.1.102.59

How to fix

Upgrade to a fixed version: Adobe Air 3.1.0.4880; Adobe Flash Player 24.0.0.186 and earlier. 10.3.183.11, 11.1.102.55, 11.1.102.59. Check the vendor advisory for mitigations.

References

• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00017.html
• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00019.html
• http://secunia.com/advisories/48819
• http://security.gentoo.org/glsa/glsa-201204-07.xml
• http://www.adobe.com/support/security/bulletins/apsb11-28.html
• http://www.redhat.com/support/errata/RHSA-2011-1445.html
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14215
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16046
• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00014.html
• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00017.html
• http://lists.opensuse.org/opensuse-security-announce/2011-11/msg00019.html

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