An update for firefox is now available for Red Hat Enterprise Linux 9.2
 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of
 Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mozilla Firefox is an open-source web browser, designed for standards
 compliance, performance, and portability.

Security Fix(es):

* firefox: Use-after-free in WebTransportChild (CVE-2025-1931)

* firefox: AudioIPC StreamData could trigger a use-after-free in the Browser
 process (CVE-2025-1930)

* firefox: Unexpected GC during RegExp bailout processing (CVE-2025-1934)

* firefox: Clickjacking the registerProtocolHandler info-bar  Reporter
 (CVE-2025-1935)

* firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird
 136, Firefox ESR 128.8, and Thunderbird 128.8 (CVE-2025-1938)

* firefox: JIT corruption of WASM i32 return values on 64-bit CPUs
 (CVE-2025-1933)

* firefox: thunderbird: Memory safety bugs fixed in Firefox 136, Thunderbird
 136, Firefox ESR 115.21, Firefox ESR 128.8, and Thunderbird 128.8 (CVE-2025-1937)

* firefox: Inconsistent comparator in XSLT sorting led to out-of-bounds access
 (CVE-2025-1932)

* firefox: Adding %00 and a fake extension to a jar: URL changed the
 interpretation of the contents (CVE-2025-1936)

For more details about the security issue(s), including the impact, a CVSS
 score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

CVE-2025-1930: Use After Free (CWE-416)
CVE-2025-1931: Use After Free (CWE-416)
CVE-2025-1932: Out-of-bounds Read (CWE-125)
CVE-2025-1933: Access of Resource Using Incompatible Type ('Type
 Confusion') (CWE-843)
CVE-2025-1934: Improper Cleanup on Thrown Exception (CWE-460)
CVE-2025-1935: Improper Restriction of Rendered UI Layers or Frames (CWE-1021)
CVE-2025-1936: Improper Check for Unusual or Exceptional Conditions (CWE-754)
CVE-2025-1937: Buffer Copy without Checking Size of Input ('Classic Buffer
 Overflow') (CWE-120)
CVE-2025-1938: Buffer Copy without Checking Size of Input ('Classic Buffer
 Overflow') (CWE-120)