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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --eg7pQE0notV3atXmk01mUof1YHd3b0rdH Content-Type: multipart/mixed; boundary="4RyF7oCH91rpagV1DeiHNVaA0BZmxGLd1"; protected-headers="v1" From: Chris Coulson <chris.coulson@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <d8df7995-27a3-8118-6d1e-693a7ab3bb12@canonical.com> Subject: [USN-3705-1] Firefox vulnerabilities
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========================================================================== Ubuntu Security Notice USN-3705-1 July 05, 2018
firefox vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 18.04 LTS - Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 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:
Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, read uninitialized memory, bypass same-origin restrictions, bypass CORS restrictions, bypass CSRF protections, obtain sensitive information, or execute arbitrary code. (CVE-2018-5156, CVE-2018-5186, CVE-2018-5187, CVE-2018-5188, CVE-2018-12358, CVE-2018-12359, CVE-2018-12360, CVE-2018-12361, CVE-2018-12362, CVE-2018-12363, CVE-2018-12364, CVE-2018-12365, CVE-2018-12366, CVE-2018-12367, CVE-2018-12370, CVE-2018-12371)
A security issue was discovered with WebExtensions. If a user were tricked in to installing a specially crafted extension, an attacker could potentially exploit this to obtain full browser permissions. (CVE-2018-12369)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.04 LTS: firefox 61.0+build3-0ubuntu0.18.04.1
Ubuntu 17.10: firefox 61.0+build3-0ubuntu0.17.10.1
Ubuntu 16.04 LTS: firefox 61.0+build3-0ubuntu0.16.04.2
Ubuntu 14.04 LTS: firefox 61.0+build3-0ubuntu0.14.04.2
After a standard system update you need to restart Firefox to make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3705-1 CVE-2018-12358, CVE-2018-12359, CVE-2018-12360, CVE-2018-12361, CVE-2018-12362, CVE-2018-12363, CVE-2018-12364, CVE-2018-12365, CVE-2018-12366, CVE-2018-12367, CVE-2018-12369, CVE-2018-12370, CVE-2018-12371, CVE-2018-5156, CVE-2018-5186, CVE-2018-5187, CVE-2018-5188
Package Information: https://launchpad.net/ubuntu/+source/firefox/61.0+build3-0ubuntu0.18.04.1 https://launchpad.net/ubuntu/+source/firefox/61.0+build3-0ubuntu0.17.10.1 https://launchpad.net/ubuntu/+source/firefox/61.0+build3-0ubuntu0.16.04.2 https://launchpad.net/ubuntu/+source/firefox/61.0+build3-0ubuntu0.14.04.2
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