🛡️ SUSE-SU-2025:03291-1 — mozillafirefox (CVE-2025-10527 +6 more)

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues:

Firefox Extended Support Release 140.3.0 ESR (bsc#1249391).

MFSA 2025-75:

  • CVE-2025-10527 (bmo#1984825)

Sandbox escape due to use-after-free in the Graphics:

Canvas2D component

  • CVE-2025-10528 (bmo#1986185)

Sandbox escape due to undefined behavior, invalid pointer in

the Graphics: Canvas2D component

  • CVE-2025-10529 (bmo#1970490)

Same-origin policy bypass in the Layout component

  • CVE-2025-10532 (bmo#1979502)

Incorrect boundary conditions in the JavaScript: GC component

  • CVE-2025-10533 (bmo#1980788)

Integer overflow in the SVG component

  • CVE-2025-10536 (bmo#1981502)

Information disclosure in the Networking: Cache component

  • CVE-2025-10537 (bmo#1938220, bmo#1980730, bmo#1981280,

bmo#1981283, bmo#1984505, bmo#1985067)

Memory safety bugs fixed in Firefox ESR 140.3, Thunderbird

ESR 140.3, Firefox 143 and Thunderbird 143

Affected software

SUSE-SU-2025:03291-1 is recorded against 1 package.

  • mozillafirefox (fixed in 140.3.0-150200.152.201.1)

Timeline and source

Published on 22 September 2025 and last revised on 23 March 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

www.suse.com (Advisory)
bugzilla.suse.com (Report)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)
www.suse.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2025-09-22
Updated 2026-08-20
Modified 2026-03-23
Fix URL N/A

Affected Packages

Software From version Fixed in
mozillafirefox — 140.3.0-150200.152.201.1

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