Issued:

2019-10-29

Updated:

2019-10-29

RHSA-2019:3237 - Important: thunderbird security update

Synopsis

Important: thunderbird security update

Type/Severity

Security Advisory Important

Topic

An update for thunderbird is now available for Red Hat Enterprise Linux 8.

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 68.2.0.

Security Fix(es):

• Mozilla: Memory safety bugs fixed in Firefox 70 and Firefox ESR 68.2 (CVE-2019-11764)

• Mozilla: Use-after-free when creating index updates in IndexedDB (CVE-2019-11757)

• Mozilla: Potentially exploitable crash due to 360 Total Security (CVE-2019-11758)

• Mozilla: Stack buffer overflow in HKDF output (CVE-2019-11759)

• Mozilla: Stack buffer overflow in WebRTC networking (CVE-2019-11760)

• Mozilla: Unintended access to a privileged JSONView object (CVE-2019-11761)

• Mozilla: document.domain-based origin isolation has same-origin-property violation (CVE-2019-11762)

• Mozilla: Incorrect HTML parsing results in XSS bypass technique (CVE-2019-11763)

• expat: heap-based buffer over-read via crafted XML input (CVE-2019-15903)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

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

Updated Packages

• thunderbird-debuginfo-68.2.0-1.el8_0.x86_64.rpm
• thunderbird-68.2.0-1.el8_0.ppc64le.rpm
• thunderbird-68.2.0-1.el8_0.src.rpm
• thunderbird-68.2.0-1.el8_0.x86_64.rpm
• thunderbird-debuginfo-68.2.0-1.el8_0.ppc64le.rpm
• thunderbird-debugsource-68.2.0-1.el8_0.ppc64le.rpm
• thunderbird-debugsource-68.2.0-1.el8_0.x86_64.rpm

Fixes

• This content is not included.BZ - 1752592
• This content is not included.BZ - 1764438
• This content is not included.BZ - 1764439
• This content is not included.BZ - 1764440
• This content is not included.BZ - 1764441
• This content is not included.BZ - 1764442
• This content is not included.BZ - 1764443
• This content is not included.BZ - 1764444
• This content is not included.BZ - 1764446

CVEs

• CVE-2019-11757
• CVE-2019-11758
• CVE-2019-11759
• CVE-2019-11760
• CVE-2019-11761
• CVE-2019-11762
• CVE-2019-11763
• CVE-2019-11764
• CVE-2019-15903

References

• https://access.redhat.com/security/updates/classification/#important
• Content from www.mozilla.org is not included.Content from www.mozilla.org is not included.https://www.mozilla.org/en-US/security/advisories/mfsa2019-35/

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.