CVE-2023-49441

Publication date 6 June 2024

Last updated 14 October 2024

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

dnsmasq 2.9 is vulnerable to Integer Overflow via forward_query.

Why is this CVE low priority?

Per the Dnsmasq developer, this flaw has no practical effect

Learn more about Ubuntu priority

Status

Show unmaintained releases

Package	Ubuntu Release	Status
dnsmasq	24.10 oracular	Not affected
	24.04 LTS noble	Not affected
	23.10 mantic	Not affected
	22.04 LTS jammy	Fixed 2.90-0ubuntu0.22.04.1
	20.04 LTS focal	Fixed 2.90-0ubuntu0.20.04.1
	18.04 LTS bionic	Fixed 2.90-0ubuntu0.18.04.1+esm1 Ubuntu Pro
	16.04 LTS xenial	Fixed 2.90-0ubuntu0.16.04.1+esm1 Ubuntu Pro
	14.04 LTS trusty	Ignored end of ESM support, was needs-triage

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
dnsmasq	Upstream: https://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=65c2d6afd67a032f45f40d7e4d620f5d73e5f07d

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H