CVE-2026-8388

Опубликовано: 12 мая 2026

Источник: redhat

CVSS3: 7.5

EPSS Низкий

Описание

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the JavaScript Engine: JIT component

Отчет

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

Затронутые пакеты

Платформа	Пакет	Состояние	Рекомендация	Релиз
Red Hat Enterprise Linux 10	rhel10/firefox-flatpak	Affected
Red Hat Enterprise Linux 10	rhel10/thunderbird-flatpak	Affected
Red Hat Enterprise Linux 6	firefox	Out of support scope
Red Hat Enterprise Linux 6	thunderbird	Out of support scope
Red Hat Enterprise Linux 7	thunderbird	Out of support scope
Red Hat Enterprise Linux 10	firefox	Fixed	RHSA-2026:21380	27.05.2026
Red Hat Enterprise Linux 10	thunderbird	Fixed	RHSA-2026:22325	01.06.2026
Red Hat Enterprise Linux 10.0 Extended Update Support	thunderbird	Fixed	RHSA-2026:26539	17.06.2026
Red Hat Enterprise Linux 10.0 Extended Update Support	firefox	Fixed	RHSA-2026:27715	22.06.2026
Red Hat Enterprise Linux 7 Extended Lifecycle Support	firefox	Fixed	RHSA-2026:26551	17.06.2026

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Ссылки на источники

Дополнительная информация

Статус:

Important

Дефект:

CWE-787

https://bugzilla.redhat.com/show_bug.cgi?id=2476469firefox: thunderbird: Incorrect boundary conditions in the JavaScript Engine: JIT component

EPSS

Процентиль: 16%

0.00244

Низкий

7.5 High

CVSS3

Связанные уязвимости

CVE-2026-8388

CVSS3: 6.5

ubuntu

3 месяца назад

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

CVE-2026-8388

CVSS3: 6.5

nvd

3 месяца назад

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

CVE-2026-8388

CVSS3: 6.5

debian

3 месяца назад

Incorrect boundary conditions in the JavaScript Engine: JIT component. ...

GHSA-6cv4-3h2g-632h

CVSS3: 6.5

github

3 месяца назад

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.

RLSA-2026:21382

rocky

2 месяца назад

Important: firefox security update

EPSS

Процентиль: 16%

0.00244

Низкий

7.5 High

CVSS3