Ubuntu Security Notice USN-2860-1
11th January, 2016
oxide-qt vulnerabilities
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 15.10
- Ubuntu 15.04
- 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
A race condition was discovered in the MutationObserver implementation in
Blink. If a user were tricked in to opening a specially crafted website,
an attacker could potentially exploit this to cause a denial of service
via renderer crash, or execute arbitrary code with the privileges of the
sandboxed render process. (CVE-2015-6789)
An issue was discovered with the page serializer in Blink. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit this to inject arbitrary script or HTML.
(CVE-2015-6790)
Multiple security issues were discovered in Chromium. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to read uninitialized memory, cause a denial
of service via application crash or execute arbitrary code with the
privileges of the user invoking the program. (CVE-2015-6791)
Multiple security issues were discovered in V8. If a user were tricked
in to opening a specially crafted website, an attacker could potentially
exploit these to read uninitialized memory, cause a denial of service via
renderer crash or execute arbitrary code with the privileges of the
sandboxed render process. (CVE-2015-8548)
An integer overflow was discovered in the WebCursor::Deserialize function
in Chromium. If a user were tricked in to opening a specially crafted
website, an attacker could potentially exploit this to cause a denial of
service via application crash, or execute arbitrary code with the
privileges of the user invoking the program. (CVE-2015-8664)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 15.10:
-
liboxideqtcore0
1.11.4-0ubuntu0.15.10.1
- Ubuntu 15.04:
-
liboxideqtcore0
1.11.4-0ubuntu0.15.04.1
- Ubuntu 14.04 LTS:
-
liboxideqtcore0
1.11.4-0ubuntu0.14.04.1
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.
References
Source: ubuntu-usn
