RHSA-2017:2534 - Security Advisory

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 52.3.0.

Security Fix(es):

• Multiple flaws were found in the processing of malformed web content. A web page containing malicious content could cause Thunderbird to crash or, potentially, execute arbitrary code with the privileges of the user running Thunderbird. (CVE-2017-7779, CVE-2017-7800, CVE-2017-7801, CVE-2017-7753, CVE-2017-7784, CVE-2017-7785, CVE-2017-7786, CVE-2017-7787, CVE-2017-7792, CVE-2017-7802, CVE-2017-7807, CVE-2017-7809, CVE-2017-7791, CVE-2017-7803)

Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Mozilla developers and community, Looben Yang, Nils, SkyLined, Oliver Wagner, Fraser Tweedale, Mathias Karlsson, Jose María Acuña, and Rhys Enniks as the original reporters.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

All running instances of Thunderbird must be restarted for the update to take effect.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Server 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.7 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.6 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.5 x86_64
• Red Hat Enterprise Linux for x86_64 - Extended Update Support 7.4 x86_64
• Red Hat Enterprise Linux Server - AUS 7.7 x86_64
• Red Hat Enterprise Linux Server - AUS 7.6 x86_64
• Red Hat Enterprise Linux Server - AUS 7.4 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 i386
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for IBM z Systems 6 s390x
• Red Hat Enterprise Linux for Power, big endian 6 ppc64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.7 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.6 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.5 ppc64le
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 7.4 ppc64le
• Red Hat Enterprise Linux Server - TUS 7.7 x86_64
• Red Hat Enterprise Linux Server - TUS 7.6 x86_64
• Red Hat Enterprise Linux Server - TUS 7.4 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6 s390x
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.7 ppc64le
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.6 ppc64le
• Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions 7.4 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.7 x86_64
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.6 x86_64
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 7.4 x86_64

Fixes

• BZ - 1479188 - CVE-2017-7753 Mozilla: Out-of-bounds read with cached style data and pseudo-elements (MFSA 2017-19)
• BZ - 1479191 - CVE-2017-7779 Mozilla: Memory safety bugs fixed in Firefox 55 and Firefox ESR 52.3 (MFSA 2017-19)
• BZ - 1479201 - CVE-2017-7784 Mozilla: Use-after-free with image observers (MFSA 2017-19)
• BZ - 1479203 - CVE-2017-7785 Mozilla: Buffer overflow manipulating ARIA elements in DOM (MFSA 2017-19)
• BZ - 1479205 - CVE-2017-7786 Mozilla: Buffer overflow while painting non-displayable SVG (MFSA 2017-19)
• BZ - 1479206 - CVE-2017-7787 Mozilla: Same-origin policy bypass with iframes through page reloads (MFSA 2017-19)
• BZ - 1479209 - CVE-2017-7791 Mozilla: Spoofing following page navigation with data: protocol and modal alerts (MFSA 2017-19)
• BZ - 1479210 - CVE-2017-7792 Mozilla: Buffer overflow viewing certificates with long OID (MFSA 2017-19)
• BZ - 1479218 - CVE-2017-7800 Mozilla: Use-after-free in WebSockets during disconnection (MFSA 2017-19)
• BZ - 1479223 - CVE-2017-7801 Mozilla: Use-after-free with marquee during window resizing (MFSA 2017-19)
• BZ - 1479224 - CVE-2017-7802 Mozilla: Use-after-free resizing image elements (MFSA 2017-19)
• BZ - 1479225 - CVE-2017-7803 Mozilla: CSP directives improperly applied with sandbox flag in iframes (MFSA 2017-19)
• BZ - 1479227 - CVE-2017-7807 Mozilla: Domain hijacking through appcache fallback (MFSA 2017-19)
• BZ - 1479650 - CVE-2017-7809 Mozilla: Use-after-free while deleting attached editor DOM node (MFSA 2017-19)

CVEs

• 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

References

• https://access.redhat.com/security/updates/classification/#important
• https://www.mozilla.org/en-US/security/advisories/mfsa2017-20/