Description
Adobe Flash Player versions 26.0.0.137 and earlier have an exploitable type confusion vulnerability when parsing SWF files. Successful exploitation could lead to arbitrary code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Adobe Systems | Flash Player | 26.0.0.137 and earlier. | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | flashplugin-nonfree | 26.0.0.151ubuntu0.16.04.1 | — |
| Ubuntu 14.04 LTS | flashplugin-nonfree | 26.0.0.151ubuntu0.14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | flash-plugin | 26.0.0.151-1.el6_9 | RHSA-2017:2457 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- Adobe Flash - Invoke Accesses Trait Out-of-Bounds EDB-42480 · dos · Aug 17, 2017 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- RHSA-2017:2457 Red Hat Security Advisory: flash-plugin security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
References
- 42480 exploit
- 1039088 vdb-entry
- 100190 vdb-entry
- GLSA-201709-16 vendor-advisory
- RHSA-2017:2457 vendor-advisory
- https://helpx.adobe.com/security/products/flash-player/apsb17-23.html