RHSA-2023:1403: Important: thunderbird security update
Mozilla Thunderbird is a standalone mail and newsgroup client.This update upgrades Thunderbird to version 102.9.0.Security Fix(es): Mozilla: Incorrect code generation during JIT compilation (CVE-2023-25751) Mozilla: Memory safety bugs fixed in Firefox 111 and Firefox ESR 102.9 (CVE-2023-28176) Mozilla: Potential out-of-bounds when accessing throttled streams (CVE-2023-25752) Mozilla: Invalid downcast in Worklets (CVE-2023-28162) Mozilla: URL being dragged from a removed cross-origin iframe into the same tab triggered navigation (CVE-2023-28164) 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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/thunderbirdto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7 - Upgrade
Upgrade
redhat/thunderbird-debuginfoto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7 - Upgrade
Upgrade
redhat/thunderbird-debugsourceto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7 - Upgrade
Upgrade
redhat/thunderbirdto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7.aa - Upgrade
Upgrade
redhat/thunderbird-debuginfoto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7.aa - Upgrade
Upgrade
redhat/thunderbird-debugsourceto a version that resolves this vulnerability.Fixed in 102.9.0-1.el8_7.aa - Upgrade
Upgrade
Mozilla Thunderbirdto a version that resolves this vulnerability.Fixed in 102.9.0 - Operational
Restart all running instances of Thunderbird after upgrading so the update takes effect.
Event History
Frequently Asked Questions
What is the severity of RHSA-2023:1403?
The severity of RHSA-2023:1403 is classified as moderate due to the potential memory safety bugs and incorrect code generation during JIT compilation.
How do I fix RHSA-2023:1403?
To fix RHSA-2023:1403, upgrade Thunderbird to version 102.9.0-1.el8_7 or later.
What vulnerabilities does RHSA-2023:1403 address?
RHSA-2023:1403 addresses vulnerabilities including CVE-2023-25751 related to incorrect code generation during JIT compilation and various memory safety issues.
Which versions of Thunderbird are affected by RHSA-2023:1403?
RHSA-2023:1403 affects all versions of Thunderbird prior to 102.9.0-1.el8_7.
Is RHSA-2023:1403 applicable to both desktop and server versions of Thunderbird?
Yes, RHSA-2023:1403 applies to both desktop and server versions of Thunderbird installed on the affected systems.