SUSE-SU-2025:03447-1
Security update for MozillaFirefox
No scoreFix available
SUSE-SU-2025:03447-1 is a vulnerability with no CVSS score yet in MozillaFirefox, published October 2, 2025. No source lists public exploit code. Fixed in MozillaFirefox 140.3.1-112.283.1.
- Severity
- UnratedNo CVSS score yet
- Exploit chance
- UnscoredNo EPSS score yet
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
140.3.1-112.283.1MozillaFirefox +1 more
Description
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.
Affected packages
| Package | Affected | Fixed |
|---|---|---|
MozillaFirefoxSUSE:Linux Enterprise Server 12 SP5-LTSS | before 140.3.1-112.283.1 | 140.3.1-112.283.1 |
MozillaFirefoxSUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | before 140.3.1-112.283.1 | 140.3.1-112.283.1 |
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-2025:03447-1- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.