Description
Adobe Flash Player version 32.0.0.433 (and earlier) are affected by an exploitable NULL pointer dereference vulnerability that could result in a crash and arbitrary code execution. Exploitation of this issue requires an attacker to insert malicious strings in an HTTP response that is by default delivered over TLS/SSL.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Adobe | Flash Player | unspecified – ≤ 32.0.0.387, unspecified – ≤ 32.0.0.433, unspecified – ≤ None | — |
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 20.04 LTS | flashplugin-nonfree | 32.0.0.445ubuntu0.20.04.1 | — |
| Ubuntu 18.04 LTS | flashplugin-nonfree | 32.0.0.445ubuntu0.18.04.1 | — |
| Ubuntu 16.04 LTS | flashplugin-nonfree | 32.0.0.445ubuntu0.16.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | flash-plugin | 32.0.0.445-1.el6_10 | RHSA-2020:4251 |
Advisories 1
- RHSA-2020:4251 Red Hat Security Advisory: flash-plugin security update Red Hat Security Advisories (RHSA) · Jun 29, 2026