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Ubuntu: USN-3395-1 (CVE-2017-1000381): c-ares vulnerability

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Ubuntu: USN-3395-1 (CVE-2017-1000381): c-ares vulnerability

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
07/07/2017
Created
07/25/2018
Added
08/17/2017
Modified
03/25/2022

Description

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.

Solution(s)

  • ubuntu-upgrade-libc-ares2

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