Bug 2362905 (CVE-2025-4085)

Summary: CVE-2025-4085 firefox: thunderbird: Potential information leakage and privilege escalation in UITour actor
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: erack, gotiwari, jhorak, mvyas, tpopela
Target Milestone: ---Keywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: An attacker with control over a content process could potentially leverage the privileged UITour actor to leak sensitive information or escalate privileges.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description OSIDB Bzimport 2025-04-29 14:01:15 UTC
An attacker with control over a content process could potentially leverage the privileged UITour actor to leak sensitive information or escalate privileges. This vulnerability affects Firefox < 138 and Thunderbird < 138.