ALT-PU-2017-2000-1

Package update c-ares in branch sisyphus

Version1.13.0-alt1.S1

Published2017-08-08

Max severityCRITICAL

Severity:

Closed issues (3)

HIGH7.5

Уязвимость функции ares_parse_naptr_reply библиотеки асинхронных DNS-запросов c-ares, позволяющая нарушителю выполнить чтение за границами буфера в памяти

Published: 2018-01-24Modified: 2021-03-23

CVSS 3.xHIGH 7.5

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS 2.0MEDIUM 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

References

CVE-2017-1000381

CRITICAL9.8

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 trailing dot.

Published: 2016-10-03Modified: 2025-04-12

CVSS 2.0HIGH 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS 3.xCRITICAL 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

CVE-2017-1000381

HIGH7.5

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.

Published: 2017-07-07Modified: 2025-04-20

CVSS 2.0MEDIUM 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS 3.xHIGH 7.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References