Bug 2543157 (CVE-2026-100778)
| Summary: | CVE-2026-100778 firefox: Sandbox escape due to use-after-free in the DOM: Core & HTML component | ||
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| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security DevOps Team <prodsec-dev> |
| Status: | NEW --- | QA Contact: | |
| Severity: | high | Docs Contact: | |
| Priority: | high | ||
| Version: | unspecified | CC: | gotiwari, jhorak, mvyas, rhel-process-autobot, watson-tool-maintainers |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue:
Sandbox escape due to use-after-free in the DOM: Core & HTML component
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
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Description
OSIDB Bzimport
2026-09-29 13:08:14 UTC
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2026:76850 https://access.redhat.com/errata/RHSA-2026:76850 This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2026:76850 https://access.redhat.com/errata/RHSA-2026:76850 This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2026:76764 https://access.redhat.com/errata/RHSA-2026:76764 This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2026:76761 https://access.redhat.com/errata/RHSA-2026:76761 This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2026:80674 https://access.redhat.com/errata/RHSA-2026:80674 This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2026:80694 https://access.redhat.com/errata/RHSA-2026:80694 |