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Test ID:1.3.6.1.4.1.25623.1.1.12.2023.6034.1
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory (USN-6034-1)
Summary:The remote host is missing an update for the 'dnsmasq' package(s) announced via the USN-6034-1 advisory.
Description:Summary:
The remote host is missing an update for the 'dnsmasq' package(s) announced via the USN-6034-1 advisory.

Vulnerability Insight:
It was discovered that Dnsmasq was sending large DNS messages
over UDP, possibly causing transmission failures due to IP
fragmentation. This update lowers the default maximum size of
DNS messages to improve transmission reliability over UDP.

Affected Software/OS:
'dnsmasq' package(s) on Ubuntu 14.04, Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 22.10.

Solution:
Please install the updated package(s).

CVSS Score:
7.8

CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2023-28450
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OU2ZT4ITSEOOR2CFBAHK4Z67KXJIEWQA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6UQ6LKDTLSSD64TBIZ3XEKBM2SWC63VV/
https://capec.mitre.org/data/definitions/495.html
https://thekelleys.org.uk/dnsmasq/doc.html
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=blob;f=CHANGELOG
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=eb92fb32b746f2104b0f370b5b295bb8dd4bd5e5
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