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

🗓️ 03 Jun 2026 05:56:40Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 9 Views

Memory safety flaw in Firefox and Thunderbird; fixed in Thunderbird 140.10.1 and 150.0.1; could execute code.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.9ppc64firefox140.10.1-1.el7_9firefox-140.10.1-1.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lefirefox140.10.1-1.el7_9firefox-140.10.1-1.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390xfirefox140.10.1-1.el7_9firefox-140.10.1-1.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64firefox140.10.1-1.el7_9firefox-140.10.1-1.el7_9.x86_64.rpm
Red Hat Enterprise Linux7.9ppc64firefox-debuginfo140.10.1-1.el7_9firefox-debuginfo-140.10.1-1.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lefirefox-debuginfo140.10.1-1.el7_9firefox-debuginfo-140.10.1-1.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390xfirefox-debuginfo140.10.1-1.el7_9firefox-debuginfo-140.10.1-1.el7_9.s390x.rpm

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30 Jun 2026 09:10Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.18.8
EPSS0.00316
SSVC
9