CVE-2015-8651 — Adobe Flash Player Integer Overflow Vulnerability

Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before 20.0.0.267 on Windows and OS X and before 11.2.202.559 on Linux, Adobe AIR before 20.0.0.233, Adobe AIR SDK before 20.0.0.233, and Adobe AIR SDK & Compiler before 20.0.0.233 allows attackers to

01What is this vulnerability?

Integer overflow in Adobe Flash Player before 18.0.0.324 and 19.x and 20.x before 20.0.0.267 on Windows and OS X and before 11.2.202.559 on Linux, Adobe AIR before 20.0.0.233, Adobe AIR SDK before 20.0.0.233, and Adobe AIR SDK & Compiler before 20.0.0.233 allows attackers to execute arbitrary code 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: 2015-12-28T23:00:00.000Z
• Last modified: 2025-10-21T23:55:56.425Z
• Added to CISA KEV: 2022-05-25
• BOD 22-01 due: 2022-06-15

09References

• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00048.html
• www.securitytracker.com — http://www.securitytracker.com/id/1034544
• rhn.redhat.com — http://rhn.redhat.com/errata/RHSA-2015-2697.html
• h20566.www2.hpe.com — https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c…
• helpx.adobe.com — https://helpx.adobe.com/security/products/flash-player/apsb16-01.html
• www.securityfocus.com — http://www.securityfocus.com/bid/79705
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00046.html
• h20566.www2.hpe.com — https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c…
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00047.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00045.html
• security.gentoo.org — https://security.gentoo.org/glsa/201601-03
• h20566.www2.hpe.com — https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c…