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CVE-2023-6858

Опубликовано: 03 сент. 2025
Источник: msrc
CVSS3: 8.8
EPSS Низкий

Описание

Firefox was susceptible to a heap buffer overflow in nsTextFragment due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

FAQ

Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?

One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in October 2025. See this blog post for more information. If impact to additional products is identified, we will update the CVE to reflect this.

EPSS

Процентиль: 72%
0.01531
Низкий

8.8 High

CVSS3

Связанные уязвимости

CVSS3: 8.8
ubuntu
больше 2 лет назад

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

CVSS3: 8.8
redhat
больше 2 лет назад

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

CVSS3: 8.8
nvd
больше 2 лет назад

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

CVSS3: 8.8
debian
больше 2 лет назад

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` ...

CVSS3: 8.8
github
больше 2 лет назад

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

EPSS

Процентиль: 72%
0.01531
Низкий

8.8 High

CVSS3