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SUSE-SU-2025:03462-1

Security update for MozillaFirefox

No scoreFix available

This update for MozillaFirefox fixes the following issues:

Update to Firefox Extended Support Release 140.3.1 ESR (bsc#1250452).

  • Improved reliability when HTTP/3 connections fail: Firefox no longer forces HTTP/2 during fallback, allowing the server to choose the protocol and preventing stalls on some sites.

What each source reports

OSVNo score

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Update to Firefox Extended Support Release 140.3.1 ESR (bsc#1250452).

  • Improved reliability when HTTP/3 connections fail: Firefox no longer forces HTTP/2 during fallback, allowing the server to choose the protocol and preventing stalls on some sites.
Record
SUSE-SU-2025:03462-1
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP6
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP3-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP3-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP4-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Server 15 SP5-LTSS
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
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Affected packages
PackageAffectedFixed
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP3
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP4
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Linux Enterprise Server for SAP Applications 15 SP5
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
SUSE:Enterprise Storage 7.1
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1
MozillaFirefox
openSUSE:Leap 15.6
before 140.3.1-150200.152.204.1
140.3.1-150200.152.204.1

History

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

SUSE-SU-2025:03462-1 is a vulnerability with no CVSS score yet in MozillaFirefox, published October 7, 2025. No source lists public exploit code. Fixed in MozillaFirefox 140.3.1-150200.152.204.1.

References

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