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Rocky Linux 9 RLSA-2026-29940 Thunderbird Important Sandbox Escape

rocky
Calendar Grey June 26, 2026
Rockylinux Esm H88
Important security update for Thunderbird on Rocky Linux addresses multiple vulnerabilities, maximizing protection against potential risks.
Important: thunderbird security update

Summary

An update is available for thunderbird. This update affects Rocky Linux 9. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list


Topics%20covered

Topics Covered

security advisory important information disclosure thunderbird sandbox escape rocky linux

RPMs

thunderbird-0:140.12.0-1.el9_8.aarch64.rpm

thunderbird-0:140.12.0-1.el9_8.ppc64le.rpm

thunderbird-0:140.12.0-1.el9_8.s390x.rpm

thunderbird-0:140.12.0-1.el9_8.src.rpm

thunderbird-0:140.12.0-1.el9_8.x86_64.rpm

thunderbird-debuginfo-0:140.12.0-1.el9_8.aarch64.rpm

thunderbird-debuginfo-0:140.12.0-1.el9_8.ppc64le.rpm

thunderbird-debuginfo-0:140.12.0-1.el9_8.s390x.rpm

thunderbird-debuginfo-0:140.12.0-1.el9_8.x86_64.rpm

thunderbird-debugsource-0:140.12.0-1.el9_8.aarch64.rpm

thunderbird-debugsource-0:140.12.0-1.el9_8.ppc64le.rpm

thunderbird-debugsource-0:140.12.0-1.el9_8.s390x.rpm

thunderbird-debugsource-0:140.12.0-1.el9_8.x86_64.rpm

References

No references

CVES

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12289

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12290

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12291

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12292

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12294

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12295

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12296

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12297

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12298

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12299

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12302

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12304

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12305

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12306

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12307

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12308

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12309

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12310

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12311

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12312

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12313

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12314

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12315

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12324

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12325

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12327

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12328

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12329

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-12330

Severity
important

Name: RLSA-2026:29940
Affected Products: Rocky Linux 9

Fixes

https://bugzilla.redhat.com/show_bug.cgi?id=2489207

https://bugzilla.redhat.com/show_bug.cgi?id=2489208

https://bugzilla.redhat.com/show_bug.cgi?id=2489209

https://bugzilla.redhat.com/show_bug.cgi?id=2489210

https://bugzilla.redhat.com/show_bug.cgi?id=2489211

https://bugzilla.redhat.com/show_bug.cgi?id=2489212

https://bugzilla.redhat.com/show_bug.cgi?id=2489214

https://bugzilla.redhat.com/show_bug.cgi?id=2489215

https://bugzilla.redhat.com/show_bug.cgi?id=2489217

https://bugzilla.redhat.com/show_bug.cgi?id=2489218

https://bugzilla.redhat.com/show_bug.cgi?id=2489220

https://bugzilla.redhat.com/show_bug.cgi?id=2489221

https://bugzilla.redhat.com/show_bug.cgi?id=2489223

https://bugzilla.redhat.com/show_bug.cgi?id=2489224

https://bugzilla.redhat.com/show_bug.cgi?id=2489225

https://bugzilla.redhat.com/show_bug.cgi?id=2489226

https://bugzilla.redhat.com/show_bug.cgi?id=2489229

https://bugzilla.redhat.com/show_bug.cgi?id=2489231

https://bugzilla.redhat.com/show_bug.cgi?id=2489232

https://bugzilla.redhat.com/show_bug.cgi?id=2489233

https://bugzilla.redhat.com/show_bug.cgi?id=2489234

https://bugzilla.redhat.com/show_bug.cgi?id=2489235

https://bugzilla.redhat.com/show_bug.cgi?id=2489236

https://bugzilla.redhat.com/show_bug.cgi?id=2489237

https://bugzilla.redhat.com/show_bug.cgi?id=2489239

https://bugzilla.redhat.com/show_bug.cgi?id=2489240

https://bugzilla.redhat.com/show_bug.cgi?id=2489243

https://bugzilla.redhat.com/show_bug.cgi?id=2489244

https://bugzilla.redhat.com/show_bug.cgi?id=2489248


Topics%20covered

Topics Covered

security advisory important information disclosure thunderbird sandbox escape rocky linux

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