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RHSA-2026:54259: Fixes liboom heap overflow, FF/TB Site Isolation bypass, I/O obounds read vulnerabilities

access.redhat.com 2026-08-13 查看中文 →
Security Advisory RHSA-2026:54259 High Red Hat
Affected:
  • Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  • Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
  • liboom
  • firefox
  • thunderbird
Referenced CVEs: CVE-2026-56208 · 7.6
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