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firefox: thunderbird: Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1

🗓️ 03 Jun 2026 13:52:37Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Memory safety bugs fixed in Thunderbird ESR 140.10.1 and 150.0.1; some could have enabled arbitrary code execution.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.8ppc64lefirefox0:140.10.1-1.el8_8firefox-0:140.10.1-1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64firefox0:140.10.1-1.el8_8firefox-0:140.10.1-1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64lefirefox-debuginfo0:140.10.1-1.el8_8firefox-debuginfo-0:140.10.1-1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64firefox-debuginfo0:140.10.1-1.el8_8firefox-debuginfo-0:140.10.1-1.el8_8.x86_64.rpm
Red Hat Enterprise Linux8.8ppc64lefirefox-debugsource0:140.10.1-1.el8_8firefox-debugsource-0:140.10.1-1.el8_8.ppc64le.rpm
Red Hat Enterprise Linux8.8x86_64firefox-debugsource0:140.10.1-1.el8_8firefox-debugsource-0:140.10.1-1.el8_8.x86_64.rpm

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03 Jun 2026 17:06Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.3
EPSS0.00023
SSVC
5