Description
Race condition in the MutationObserver implementation in Blink, as used in Google Chrome before 47.0.2526.80, allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact by leveraging unanticipated object deletion.
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 | 47.0.2526.80-1~deb8u1 | DSA-3418-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | chromium-browser | 47.0.2526.106-0ubuntu0.14.04.1.1107 | — |
| Ubuntu 14.04 LTS | oxide-qt | 1.11.4-0ubuntu0.14.04.1 | USN-2860-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 47.0.2526.80-1.el6 | RHSA-2015:2618 |
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-2015:2618 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-3418-1 chromium-browser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2860-1 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
- https://code.google.com/p/chromium/issues/detail?id=557981
- http://googlechromereleases.blogspot.com/2015/12/stable-channel-update_8.html
- RHSA-2015:2618 vendor-advisory
- openSUSE-SU-2015:2290 vendor-advisory
- DSA-3418 vendor-advisory
- GLSA-201603-09 vendor-advisory
- 78734 vdb-entry
- USN-2860-1 vendor-advisory
- https://codereview.chromium.org/1463433002/
- openSUSE-SU-2015:2291 vendor-advisory