Description
Integer underflow in the ProcessCommandsInternal function in dec/decode.c in Brotli, as used in Google Chrome before 48.0.2564.109, allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via crafted data with brotli compression.
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 14 | brotli | 0.3.0+dfsg-3 | — |
| Debian 13 | brotli | 0.3.0+dfsg-3 | — |
| Debian 12 | brotli | 0.3.0+dfsg-3 | — |
| Debian 8 | chromium-browser | 48.0.2564.116-1~deb8u1 | DSA-3486-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | brotli | 0.3.0+dfsg-2ubuntu1 | — |
| Ubuntu 16.04 LTS | chromium-browser | 48.0.2564.116-0ubuntu1.1229 | — |
| Ubuntu 16.04 LTS | oxide-qt | 1.12.6-0ubuntu1 | — |
| Ubuntu 14.04 LTS | chromium-browser | 48.0.2564.116-0ubuntu0.14.04.1.1111 | — |
| Ubuntu 14.04 LTS | oxide-qt | 1.12.6-0ubuntu0.14.04.1 | USN-2895-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | chromium-browser | 48.0.2564.109-1.el6 | RHSA-2016:0241 |
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-2016:0241 Red Hat Security Advisory: chromium-browser security update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-3486-1 chromium-browser - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2895-1 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
- 83125 vdb-entry
- https://codereview.chromium.org/1662313002
- 1035183 vdb-entry
- http://googlechromereleases.blogspot.com/2016/02/stable-channel-update_9.html
- GLSA-201603-09 vendor-advisory
- openSUSE-SU-2016:0491 vendor-advisory
- https://code.google.com/p/chromium/issues/detail?id=583607
- USN-2895-1 vendor-advisory
- openSUSE-SU-2016:0518 vendor-advisory
- DSA-3486 vendor-advisory
- RHSA-2016:0241 vendor-advisory