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CVE-2026-8949

Опубликовано: 19 мая 2026
Источник: redhat
CVSS3: 6.1

Описание

Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Integer overflow in the Widget: Win32 component

Отчет

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 10firefoxAffected
Red Hat Enterprise Linux 10rhel10/firefox-flatpakAffected
Red Hat Enterprise Linux 10rhel10/thunderbird-flatpakAffected
Red Hat Enterprise Linux 10thunderbirdAffected
Red Hat Enterprise Linux 6firefoxOut of support scope
Red Hat Enterprise Linux 6thunderbirdUnder investigation
Red Hat Enterprise Linux 7firefoxAffected
Red Hat Enterprise Linux 7thunderbirdOut of support scope
Red Hat Enterprise Linux 8firefoxAffected
Red Hat Enterprise Linux 8thunderbirdAffected

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Дополнительная информация

Статус:

Moderate
Дефект:
CWE-190
https://bugzilla.redhat.com/show_bug.cgi?id=2479867firefox: thunderbird: Integer overflow in the Widget: Win32 component

6.1 Medium

CVSS3

Связанные уязвимости

CVSS3: 7.5
ubuntu
2 месяца назад

Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

CVSS3: 7.5
nvd
2 месяца назад

Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

CVSS3: 7.5
debian
2 месяца назад

Integer overflow in the Widget: Win32 component. This vulnerability wa ...

CVSS3: 7.5
github
2 месяца назад

Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151 and Firefox ESR 140.11.

suse-cvrf
2 месяца назад

Security update for MozillaFirefox

6.1 Medium

CVSS3