Description
Adobe Flash Player version 27.0.0.159 and earlier has a flawed bytecode verification procedure, which allows for an untrusted value to be used in the calculation of an array index. This can lead to type confusion, and successful exploitation could lead to arbitrary code execution.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Adobe Flash Player version 27.0.0.159 and earlier | Adobe Flash Player version 27.0.0.159 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 | 27.0.0.170ubuntu0.16.04.1 | — |
| Ubuntu 14.04 LTS | flashplugin-nonfree | 27.0.0.170ubuntu0.14.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | flash-plugin | 27.0.0.170-1.el6_9 | RHSA-2017:2899 |
Advisories 1
- RHSA-2017:2899 Red Hat Security Advisory: flash-plugin security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
References
- 1039582 vdb-entry
- https://helpx.adobe.com/security/products/flash-player/apsb17-32.html
- GLSA-201710-22 vendor-advisory
- 101286 vdb-entry
- RHSA-2017:2899 vendor-advisory