vulnerability

Ubuntu: USN-4149-1 (CVE-2019-16866): Unbound vulnerability

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Severity

CVSS

(AV:N/AC:L/Au:N/C:N/I:N/A:P)

Published

Oct 3, 2019

Added

Oct 9, 2019

Modified

Mar 27, 2026

Description

Unbound before 1.9.4 accesses uninitialized memory, which allows remote attackers to trigger a crash via a crafted NOTIFY query. The source IP address of the query must match an access-control rule.

Solutions

ubuntu-upgrade-libunbound8ubuntu-upgrade-unbound

References

CVE-2019-16866
https://attackerkb.com/topics/CVE-2019-16866
CWE-755
CWE-908
DEBIAN-DSA-4544
EUVD-EUVD-2019-7375
NVD-CVE-2019-16866
UBUNTU-USN-4149-1
https://euvd.enisa.europa.eu/vulnerability/EUVD-2019-7375

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