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CVE-2026-3549

Опубликовано: 27 мар. 2026
Источник: msrc
EPSS Низкий

Описание

ECH parsing heap buffer overflow

EPSS

Процентиль: 39%
0.00487
Низкий

Связанные уязвимости

CVSS3: 9.8
ubuntu
5 месяцев назад

Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ECH extension parsing logic when calculating a buffer length, which resulted in writing beyond the bounds of an allocated buffer. Note that in wolfSSL, ECH is off by default, and the ECH standard is still evolving.

CVSS3: 9.8
nvd
5 месяцев назад

Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ECH extension parsing logic when calculating a buffer length, which resulted in writing beyond the bounds of an allocated buffer. Note that in wolfSSL, ECH is off by default, and the ECH standard is still evolving.

CVSS3: 9.8
debian
5 месяцев назад

Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ...

CVSS3: 9.8
github
5 месяцев назад

Heap Overflow in TLS 1.3 ECH parsing. An integer underflow existed in ECH extension parsing logic when calculating a buffer length, which resulted in writing beyond the bounds of an allocated buffer. Note that in wolfSSL, ECH is off by default, and the ECH standard is still evolving.

EPSS

Процентиль: 39%
0.00487
Низкий