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CVE-2020-14354

Medium priority
Not affected

A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib....

1 affected package

c-ares

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
c-ares Not affected Not affected
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CVE-2017-1000381

Medium priority

Some fixes available 4 of 5

The c-ares function `ares_parse_naptr_reply()`, which is used for parsing NAPTR responses, could be triggered to read memory outside of the given input buffer if the passed in DNS response packet was crafted in a particular way.

2 affected packages

c-ares, nodejs

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
c-ares Not affected Not affected Not affected
nodejs Not affected Not affected Not affected
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CVE-2016-5180

Medium priority
Fixed

Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped...

1 affected package

c-ares

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
c-ares
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