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CVE-2026-2797

Опубликовано: 24 фев. 2026
Источник: redhat
CVSS3: 7.5

Описание

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the JavaScript: GC 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 10firefoxNot affected
Red Hat Enterprise Linux 10rhel10/firefox-flatpakNot affected
Red Hat Enterprise Linux 10rhel10/thunderbird-flatpakNot affected
Red Hat Enterprise Linux 10thunderbirdNot affected
Red Hat Enterprise Linux 6firefoxNot affected
Red Hat Enterprise Linux 6thunderbirdNot affected
Red Hat Enterprise Linux 7firefoxNot affected
Red Hat Enterprise Linux 7thunderbirdNot affected
Red Hat Enterprise Linux 8firefoxNot affected
Red Hat Enterprise Linux 8thunderbirdNot affected

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Дополнительная информация

Статус:

Important
https://bugzilla.redhat.com/show_bug.cgi?id=2442330firefox: thunderbird: Use-after-free in the JavaScript: GC component

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 9.8
ubuntu
4 месяца назад

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

CVSS3: 9.8
nvd
4 месяца назад

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

CVSS3: 9.8
debian
4 месяца назад

Use-after-free in the JavaScript: GC component. This vulnerability was ...

CVSS3: 9.8
github
4 месяца назад

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 148.

CVSS3: 9.8
fstec
4 месяца назад

Уязвимость компонента GC веб-браузера Firefox, почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

7.5 High

CVSS3