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OpenAdvisories

Package · Azure Linux

python-pycares

6 known vulnerabilities.

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  • High 8.2

    pycares has a Use-After-Free Vulnerability

    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 obje…

  • High 7.5

    0-byte UDP payload DoS in c-ares

    c-ares is an asynchronous resolver library. c-ares is vulnerable to denial of service. If a target resolver sends a query, the attacker forges a malformed UDP packet with a length of 0 and returns them to the target resolver. The target resolver erroneously i…

  • High 8.6

    A flaw was found in the c-ares package. The ares_set_sortlist is missing checks about the validity of the input string,…