Ubuntu Security Notice USN-2652-1
30th June, 2015
oxide-qt vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.04
- Ubuntu 14.10
- Ubuntu 14.04 LTS
Summary
Several security issues were fixed in Oxide.
Software description
- oxide-qt
– Web browser engine library for Qt (QML plugin)
Details
It was discovered that Chromium did not properly consider the scheme when
determining whether a URL is associated with a WebUI SiteInstance. If a
user were tricked in to opening a specially crafted website, an attacker
could potentially exploit this to bypass security restrictions.
(CVE-2015-1266)
It was discovered that Blink did not properly restrict the creation
context during creation of a DOM wrapper. If a user were tricked in to
opening a specially crafted website, an attacker could potentially exploit
this to bypass same-origin restrictions. (CVE-2015-1267, CVE-2015-1268)
It was discovered that Chromium did not properly canonicalize DNS hostnames
before comparing to HSTS or HPKP preload entries. An attacker could
potentially exploit this to bypass intended access restrictions.
(CVE-2015-1269)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.04:
-
liboxideqtcore0
1.7.9-0ubuntu0.15.04.1
- Ubuntu 14.10:
-
liboxideqtcore0
1.7.9-0ubuntu0.14.10.1
- Ubuntu 14.04 LTS:
-
liboxideqtcore0
1.7.9-0ubuntu0.14.04.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.