**CentOS Errata and Security Advisory** CESA-2023:3741

The c-ares C library defines asynchronous DNS (Domain Name System) requests and provides name resolving API.

Security Fix(es):

* c-ares: 0-byte UDP payload Denial of Service (CVE-2023-32067)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

**Merged security bulletin from advisories:**
https://lists.centos.org/pipermail/centos-announce/2023-July/086398.html

**Affected packages:**
c-ares
c-ares-devel

**Upstream details at:**
https://access.redhat.com/errata/RHSA-2023:3741Read More