CVE-2022-4904

High

Description

A flaw was found in the c-ares package. The ares_set_sortlist is missing checks about the validity of the input string, which allows a possible arbitrary length stack overflow. This issue may cause a denial of service or a limited impact on confidentiality and integrity.

SeverityHigh

CVSS8.6

Exploit probability—

Product

C-ares

PublishedMar 6, 2023

First seenMar 6, 2023

Weakness typeCWE-20Improper input validation

How to fix

Update

c-ares_project c-ares1.19.0 or later

Vendor advisories

lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/33LDNS6RPOPP36Z4MPWXALUQZXJCWJS2/
security.gentoo.org/glsa/202401-02

Affected products

Product	Affected versions	Fixed in
c-ares_project c-ares	v < 1.19.0	1.19.0
redhat software_collections	No range specified	—
redhat enterprise_linux	8.0, 9.0	—
fedoraproject fedora	36	—

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