Description
object-observe.js in Google V8, as used in Google Chrome before 45.0.2454.101, does not properly restrict method calls on access-checked objects, which allows remote attackers to bypass the Same Origin Policy via a (1) observe or (2) getNotifier call.
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 | 46.0.2490.71-1~deb8u1 | DSA-3376-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | libv8-3.14 | No fix yet | — |
| Ubuntu 16.04 LTS | chromium-browser | 45.0.2454.101-0ubuntu1.1201 | — |
| Ubuntu 16.04 LTS | libv8-3.14 | No fix yet | — |
| Ubuntu 16.04 LTS | oxide-qt | 1.9.5-0ubuntu1 | — |
| Ubuntu 14.04 LTS | chromium-browser | 45.0.2454.101-0ubuntu0.14.04.1.1099 | — |
| Ubuntu 14.04 LTS | oxide-qt | 1.9.5-0ubuntu0.14.04.1 | USN-2757-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 45.0.2454.101-1.el6 | RHSA-2015:1841 |
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-2015:1841 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-3376-1 chromium-browser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2757-1 oxide-qt vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 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
- USN-2757-1 vendor-advisory
- http://googlechromereleases.blogspot.com/2015/09/stable-channel-update_24.html
- RHSA-2015:1841 vendor-advisory
- openSUSE-SU-2015:1719 vendor-advisory
- https://code.google.com/p/chromium/issues/detail?id=531891
- DSA-3376 vendor-advisory
- https://chromium.googlesource.com/v8/v8/+/9b0fb52b57021473aa813f3fb99ad7384a8b86f1
- GLSA-201603-09 vendor-advisory
- openSUSE-SU-2015:1876 vendor-advisory
- 1033683 vdb-entry
- 76844 vdb-entry