CVE-2014-8439 — Adobe Flash Player Dereferenced Pointer Vulnerability

Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary cod

01What is this vulnerability?

Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2022-05-25. Ransomware use: Unknown.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2014-11-25T23:00:00.000Z
• Last modified: 2025-10-22T00:05:34.383Z
• Added to CISA KEV: 2022-05-25
• BOD 22-01 due: 2022-06-15

09References

• exchange.xforce.ibmcloud.com — https://exchange.xforce.ibmcloud.com/vulnerabilities/98932
• www.f-secure.com — https://www.f-secure.com/weblog/archives/00002768.html
• www.securitytracker.com — http://www.securitytracker.com/id/1031259
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00004.html
• www.securityfocus.com — http://www.securityfocus.com/bid/71289
• secunia.com — http://secunia.com/advisories/60217
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00001.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00020.html
• rhn.redhat.com — http://rhn.redhat.com/errata/RHSA-2014-1915.html
• helpx.adobe.com — http://helpx.adobe.com/security/products/flash-player/apsb14-22.html
• helpx.adobe.com — http://helpx.adobe.com/security/products/flash-player/apsb14-26.html