DEBIAN-CVE-2026-27854: dnsdist security update

DEBIAN-CVE-2026-27854, released March 31, 2026, fixes 1 CVE in dnsdist. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.5

Base score, 0 to 10

Highest EPSS

0.0049

42nd percentile

Fixed package versions

Product	Release	Fixed in
dnsdist	Debian 13.5 (trixie)	1.9.14-0+deb13u1
dnsdist	Debian 14	2.0.3-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-27854	dnsdist: An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuesti...	7.5	0.0049	None reported

Also fixes CVE-2026-27854

OPENSUSE-SU-2026:21015-1
dnsdist on opensuse-leap 16.0
SUSE-SU-2026:22319-1
dnsdist on sles 16.0
SUSE-SU-2026:1618-1
dnsdist on sles 15.7

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2026-27854

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