OPENSUSE-SU-2026:21859-1: perl-Net-DNS security update

OPENSUSE-SU-2026:21859-1, released September 15, 2026, fixes 3 CVEs in perl-Net-DNS (version 1.570.0-bp160.1.1). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0144

73rd percentile

Priority of the 3 CVEs

Patch now 0
                                Urgent 1
                                High 2
                                Routine 0

Fixed package versions

Product	Release	Fixed in
perl-Net-DNS	opensuse-leap 16.0	1.570.0-bp160.1.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2026-64193	libnet-dns-perl: Net::DNS versions through 1.55 for Perl allow remote execution injection via EDNS EXTENDED ERROR	9.8	0.0144	None reported
High	CVE-2026-81928	libnet-dns-perl: Net::DNS versions before 1.57 for Perl allow memory exhaustion via unbounded recursion in sig_data when re-encoding a...	7.5	0.0068	None reported
High	CVE-2026-64194	libnet-dns-perl: Net::DNS versions through 1.55 for Perl allow Denial of Service via deep DNS compression pointer chains	7.5	0.0068	None reported

Also fixes CVE-2026-64193

ALAS2023-2026-2046
perl-Net-DNS, perl-Net-DNS-Nameserver, perl-Net-DNS-tests on amzn 2023
DEBIAN-CVE-2026-64193
libnet-dns-perl on Debian 13.5 (trixie), Debian 14

Vendor advisory

https://osv.dev/vulnerability/openSUSE-SU-2026:21859-1

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