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firefox: thunderbird: Sandbox escape due to incorrect boundary conditions in the Graphics component

🗓️ 05 Feb 2026 09:15:14Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Sandbox escape from incorrect boundary conditions in the Graphics component affecting Firefox and Thunderbird versions.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.2aarch64firefox0:140.7.0-1.el9_2firefox-0:140.7.0-1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lefirefox0:140.7.0-1.el9_2firefox-0:140.7.0-1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xfirefox0:140.7.0-1.el9_2firefox-0:140.7.0-1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64firefox0:140.7.0-1.el9_2firefox-0:140.7.0-1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64firefox-debuginfo0:140.7.0-1.el9_2firefox-debuginfo-0:140.7.0-1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lefirefox-debuginfo0:140.7.0-1.el9_2firefox-debuginfo-0:140.7.0-1.el9_2.ppc64le.rpm
Red Hat Enterprise Linux9.2s390xfirefox-debuginfo0:140.7.0-1.el9_2firefox-debuginfo-0:140.7.0-1.el9_2.s390x.rpm
Red Hat Enterprise Linux9.2x86_64firefox-debuginfo0:140.7.0-1.el9_2firefox-debuginfo-0:140.7.0-1.el9_2.x86_64.rpm
Red Hat Enterprise Linux9.2aarch64firefox-debugsource0:140.7.0-1.el9_2firefox-debugsource-0:140.7.0-1.el9_2.aarch64.rpm
Red Hat Enterprise Linux9.2ppc64lefirefox-debugsource0:140.7.0-1.el9_2firefox-debugsource-0:140.7.0-1.el9_2.ppc64le.rpm
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30 Jun 2026 14:15Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.19.8
EPSS0.00525
SSVC
4