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CVE-2025-48945

Опубликовано: 20 июн. 2025
Источник: nvd
EPSS Низкий

Описание

pycares is a Python module which provides an interface to c-ares. c-ares is a C library that performs DNS requests and name resolutions asynchronously. Prior to version 4.9.0, pycares is vulnerable to a use-after-free condition that occurs when a Channel object is garbage collected while DNS queries are still pending. This results in a fatal Python error and interpreter crash. The vulnerability has been fixed in pycares 4.9.0 by implementing a safe channel destruction mechanism.

EPSS

Процентиль: 23%
0.00074
Низкий

Дефекты

CWE-416

Связанные уязвимости

ubuntu
5 месяцев назад

pycares is a Python module which provides an interface to c-ares. c-ares is a C library that performs DNS requests and name resolutions asynchronously. Prior to version 4.9.0, pycares is vulnerable to a use-after-free condition that occurs when a Channel object is garbage collected while DNS queries are still pending. This results in a fatal Python error and interpreter crash. The vulnerability has been fixed in pycares 4.9.0 by implementing a safe channel destruction mechanism.

CVSS3: 5.5
redhat
6 месяцев назад

pycares is a Python module which provides an interface to c-ares. c-ares is a C library that performs DNS requests and name resolutions asynchronously. Prior to version 4.9.0, pycares is vulnerable to a use-after-free condition that occurs when a Channel object is garbage collected while DNS queries are still pending. This results in a fatal Python error and interpreter crash. The vulnerability has been fixed in pycares 4.9.0 by implementing a safe channel destruction mechanism.

debian
5 месяцев назад

pycares is a Python module which provides an interface to c-ares. c-ar ...

suse-cvrf
2 месяца назад

Security update for python-pycares

CVSS3: 5.9
redos
20 дней назад

Уязвимость python3-pycares

EPSS

Процентиль: 23%
0.00074
Низкий

Дефекты

CWE-416