Description
The ServiceWorkerContainer::registerServiceWorkerImpl function in WebKit/Source/modules/serviceworkers/ServiceWorkerContainer.cpp in Blink, as used in Google Chrome before 51.0.2704.63, allows remote attackers to bypass the Content Security Policy (CSP) protection mechanism via a ServiceWorker registration.
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | chromium-browser | 51.0.2704.63-1~deb8u1 | DSA-3590-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | chromium-browser | 51.0.2704.79-0ubuntu0.16.04.1.1242 | — |
| Ubuntu 16.04 LTS | oxide-qt | 1.15.7-0ubuntu0.16.04.1 | USN-2992-1 |
| Ubuntu 14.04 LTS | chromium-browser | 51.0.2704.79-0ubuntu0.14.04.1.1121 | — |
| Ubuntu 14.04 LTS | oxide-qt | 1.15.7-0ubuntu0.14.04.1 | USN-2992-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 51.0.2704.63-1.el6 | RHSA-2016:1190 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | chromium | 55.0.2883.75-3.1 | openSUSE-SU-2024:12948-1, openSUSE-SU-2024:10171-1 |
Advisories 5
- RHSA-2016:1190 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- USN-2992-1 oxide-qt vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3590-1 chromium-browser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10171-1 chromedriver-55.0.2883.75-3.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12948-1 ungoogled-chromium-113.0.5672.92-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://crbug.com/579801
- 90876 vdb-entry
- openSUSE-SU-2016:1496 vendor-advisory
- 1035981 vdb-entry
- DSA-3590 vendor-advisory
- http://googlechromereleases.blogspot.com/2016/05/stable-channel-update_25.html
- USN-2992-1 vendor-advisory
- openSUSE-SU-2016:1430 vendor-advisory
- RHSA-2016:1190 vendor-advisory
- https://codereview.chromium.org/1861253004
- GLSA-201607-07 vendor-advisory
- openSUSE-SU-2016:1433 vendor-advisory