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 60.7.2.

Security Fix(es):

• Mozilla: Type confusion in Array.pop (CVE-2019-11707)
  
• thunderbird: Stack buffer overflow in icalrecur_add_bydayrules in icalrecur.c (CVE-2019-11705)
  
• Mozilla: Sandbox escape using Prompt:Open (CVE-2019-11708)
  
• thunderbird: Heap buffer over read in icalparser.c parser_get_next_char (CVE-2019-11703)
  
• thunderbird: Heap buffer overflow in icalmemory_strdup_and_dequote function in icalvalue.c (CVE-2019-11704)
  
• thunderbird: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c (CVE-2019-11706)
  

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

• Red Hat Enterprise Linux for x86_64 8 x86_64
• Red Hat Enterprise Linux for Power, little endian 8 ppc64le

Fixes

• BZ - 1720001 - CVE-2019-11703 libical: Heap buffer over read in icalparser.c parser_get_next_char
• BZ - 1720006 - CVE-2019-11704 libical: Heap buffer overflow in icalmemory_strdup_and_dequote function in icalvalue.c
• BZ - 1720008 - CVE-2019-11705 libical: Stack buffer overflow in icalrecur_add_bydayrules in icalrecur.c
• BZ - 1720011 - CVE-2019-11706 libical: Type confusion in icaltimezone_get_vtimezone_properties function in icalproperty.c
• BZ - 1721789 - CVE-2019-11707 Mozilla: Type confusion in Array.pop
• BZ - 1722673 - CVE-2019-11708 Mozilla: Sandbox escape using Prompt:Open

CVEs

• CVE-2019-11703
• CVE-2019-11704
• CVE-2019-11705
• CVE-2019-11706
• CVE-2019-11707
• CVE-2019-11708

References

• https://access.redhat.com/security/updates/classification/#important

Red Hat Enterprise Linux for x86_64 8

SRPM
thunderbird-60.7.2-2.el8_0.src.rpm	SHA-256: 2af32349ab9c3accdaac299239a8b01eb7d54f989600ffd441a6027d92073151
x86_64
thunderbird-60.7.2-2.el8_0.x86_64.rpm	SHA-256: 4d06db6c28d5c0f89738ad6fd66ca6ee35577c326f70459977a1a0ae8422c9c7
thunderbird-debuginfo-60.7.2-2.el8_0.x86_64.rpm	SHA-256: 5c1dd920ef29ea0b3037aa51928a4bc6d5e111efa2c25bdd5059ce4bd5cb2384
thunderbird-debugsource-60.7.2-2.el8_0.x86_64.rpm	SHA-256: 13657a8596377de75fdb8412926f0ecd364a1c0bff3ac7c6a73ac1e882248e60

Red Hat Enterprise Linux for Power, little endian 8

SRPM
thunderbird-60.7.2-2.el8_0.src.rpm	SHA-256: 2af32349ab9c3accdaac299239a8b01eb7d54f989600ffd441a6027d92073151
ppc64le
thunderbird-60.7.2-2.el8_0.ppc64le.rpm	SHA-256: 2b04dde448a5c3e7bb5d6fb7d9e3deab234fc2bc9a46b7668761529dd2a10cc7
thunderbird-debuginfo-60.7.2-2.el8_0.ppc64le.rpm	SHA-256: 5fe05dc7f66927699d4a35f54b8de63d872b172bcfe957c4d8f05840517a9490
thunderbird-debugsource-60.7.2-2.el8_0.ppc64le.rpm	SHA-256: 1735469ec55a439f8c26f5daf1a49f7f46485234bfc082e6c9e56a24d3963f7a