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Red Hat Security Advisory

RHSA-2025:2485

firefox security update

Released 2025-03-10 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 9 records

TI-2025-01676 CVE-2025-1931 · GHSA-qwhp-hhhx-5xg8

Use-after-free in WebTransportChild

Priority MEDIUM 40

It was possible to cause a use-after-free in the content process side of a WebTransport connection, leading to a potentially exploitable crash.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00538 Published 2025-03-04 Partial fix · 115.21, 128.8 +1 CWE-416
Priority LOW 35

It was possible to interrupt the processing of a RegExp bailout and run additional JavaScript, potentially triggering garbage collection when the engine was not expecting it.

CVSS 3.1MEDIUM 6.5 Network No auth User interaction EPSS 0.00453 Published 2025-03-04 Partial fix · 128.8, 136
Priority LOW 33

On 64-bit CPUs, when the JIT compiles WASM i32 return values they can pick up bits from left over memory.

CVSS 3.1HIGH 7.6 Network No auth User interaction EPSS 0.00319 Published 2025-03-04 Partial fix · 115.21, 128.8 +1
Priority LOW 20

A web page could trick a user into setting that site as the default handler for a custom URL protocol.

CVSS 3.1MEDIUM 4.3 Network No auth User interaction EPSS 0.00343 Published 2025-03-04 Partial fix · 128.8, 136 CWE-79