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CVE-2026-2646

Опубликовано: 19 мар. 2026
Источник: nvd
CVSS3: 8.1
EPSS Низкий

Описание

A heap-buffer-overflow vulnerability exists in wolfSSL's wolfSSL_d2i_SSL_SESSION() function. When deserializing session data with SESSION_CERTS enabled, certificate and session id lengths are read from an untrusted input without bounds validation, allowing an attacker to overflow fixed-size buffers and corrupt heap memory. A maliciously crafted session would need to be loaded from an external source to trigger this vulnerability. Internal sessions were not vulnerable.

Уязвимые конфигурации

Конфигурация 1
cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Версия до 5.9.0 (исключая)

EPSS

Процентиль: 2%
0.00123
Низкий

8.1 High

CVSS3

Дефекты

CWE-122
CWE-787

Связанные уязвимости

CVSS3: 8.1
ubuntu
4 месяца назад

A heap-buffer-overflow vulnerability exists in wolfSSL's wolfSSL_d2i_SSL_SESSION() function. When deserializing session data with SESSION_CERTS enabled, certificate and session id lengths are read from an untrusted input without bounds validation, allowing an attacker to overflow fixed-size buffers and corrupt heap memory. A maliciously crafted session would need to be loaded from an external source to trigger this vulnerability. Internal sessions were not vulnerable.

msrc
4 месяца назад

Heap buffer overflow in session parsing with wolfSSL_d2i_SSL_SESSION() function

CVSS3: 8.1
debian
4 месяца назад

A heap-buffer-overflow vulnerability exists in wolfSSL's wolfSSL_d2i_S ...

CVSS3: 8.1
github
4 месяца назад

A heap-buffer-overflow vulnerability exists in wolfSSL's wolfSSL_d2i_SSL_SESSION() function. When deserializing session data with SESSION_CERTS enabled, certificate and session id lengths are read from an untrusted input without bounds validation, allowing an attacker to overflow fixed-size buffers and corrupt heap memory. A maliciously crafted session would need to be loaded from an external source to trigger this vulnerability. Internal sessions were not vulnerable.

EPSS

Процентиль: 2%
0.00123
Низкий

8.1 High

CVSS3

Дефекты

CWE-122
CWE-787