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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --354iveuEb8K8a76Cu0Uj1QrFswMrRxX7S Content-Type: multipart/mixed; boundary="IG4aW7JksagMfFNeh8MgJrlOCqxqn227o"; 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: <5febe46f-0eb1-a87f-d9fb-31c81de18485@canonical.com> Subject: [USN-3416-1] Thunderbird vulnerabilities
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========================================================================== Ubuntu Security Notice USN-3416-1 September 14, 2017
thunderbird vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.04 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in Thunderbird.
Software Description: - thunderbird: Mozilla Open Source mail and newsgroup client
Details:
Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to bypass same-origin restrictions, bypass CSP restrictions, obtain sensitive information, spoof the origin of modal alerts, cause a denial of service via application crash, or execute arbitrary code. (CVE-2017-7753, CVE-2017-7779, CVE-2017-7784, CVE-2017-7785, CVE-2017-7787, CVE-2017-7791, CVE-2017-7792, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7807, CVE-2017-7809)
A buffer overflow was discovered when displaying SVG content in some circumstances. If a user were tricked in to opening a specially crafted message, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. (CVE-2017-7786)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 17.04: thunderbird 1:52.3.0+build1-0ubuntu0.17.04.1
Ubuntu 16.04 LTS: thunderbird 1:52.3.0+build1-0ubuntu0.16.04.1
Ubuntu 14.04 LTS: thunderbird 1:52.3.0+build1-0ubuntu0.14.04.1
After a standard system update you need to restart Thunderbird to make all the necessary changes.
References: https://www.ubuntu.com/usn/usn-3416-1 CVE-2017-7753, CVE-2017-7779, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7791, CVE-2017-7792, CVE-2017-7800, CVE-2017-7801, CVE-2017-7802, CVE-2017-7803, CVE-2017-7807, CVE-2017-7809
Package Information: https://launchpad.net/ubuntu/+source/thunderbird/1:52.3.0+build1-0ubuntu0.17.04.1 https://launchpad.net/ubuntu/+source/thunderbird/1:52.3.0+build1-0ubuntu0.16.04.1 https://launchpad.net/ubuntu/+source/thunderbird/1:52.3.0+build1-0ubuntu0.14.04.1
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