PT-2025-30477 · Mozilla+10 · Firefox+12
Gary Kwong
·
Published
2025-07-22
·
Updated
2026-02-11
·
CVE-2025-8028
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 141
Firefox ESR versions prior to 115.26
Firefox ESR versions prior to 128.13
Firefox ESR versions prior to 140.1
Thunderbird versions prior to 141
Thunderbird versions prior to 128.13
Thunderbird versions prior to 140.1
Description
On arm64 architecture, a WebAssembly (WASM)
br table instruction with a large number of entries could result in the label being truncated due to its distance from the instruction. This truncation leads to an incorrect calculation of the branch address.Recommendations
Update Firefox to version 141 or later.
Update Firefox ESR to version 115.26 or later.
Update Firefox ESR to version 128.13 or later.
Update Firefox ESR to version 140.1 or later.
Update Thunderbird to version 141 or later.
Update Thunderbird to version 128.13 or later.
Update Thunderbird to version 140.1 or later.
Fix
Buffer Overflow
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Related Identifiers
Affected Products
Alt Linux
Almalinux
Centos
Debian
Firefox
Firefox Esr
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Thunderbird
Ubuntu