drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in Mozilla Firefox
Name: |
Zwei Probleme in Mozilla Firefox |
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ID: |
USN-2723-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 12.04 LTS, Ubuntu 14.04 LTS, Ubuntu 15.04 |
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Datum: |
Do, 27. August 2015, 23:13 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4498
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4497 |
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Applikationen: |
Mozilla Firefox |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-2723-1 August 27, 2015
firefox vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 15.04 - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS
Summary:
Firefox could be made to crash or run programs as your login if it opened a malicious website.
Software Description: - firefox: Mozilla Open Source web browser
Details:
A use-after-free was discovered when resizing a canvas element during restyling in some circumstances. 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 Firefox. (CVE-2015-4497)
Bas Venis discovered that the addon install permission prompt could be bypassed using data: URLs in some circumstances. It was also discovered that the installation notification could be made to appear over another site. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to install a malicious addon. (CVE-2015-4498)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 15.04: firefox 40.0.3+build1-0ubuntu0.15.04.1
Ubuntu 14.04 LTS: firefox 40.0.3+build1-0ubuntu0.14.04.1
Ubuntu 12.04 LTS: firefox 40.0.3+build1-0ubuntu0.12.04.1
After a standard system update you need to restart Firefox to make all the necessary changes.
References: http://www.ubuntu.com/usn/usn-2723-1 CVE-2015-4497, CVE-2015-4498
Package Information: https://launchpad.net/ubuntu/+source/firefox/40.0.3+build1-0ubuntu0.15.04.1 https://launchpad.net/ubuntu/+source/firefox/40.0.3+build1-0ubuntu0.14.04.1 https://launchpad.net/ubuntu/+source/firefox/40.0.3+build1-0ubuntu0.12.04.1
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