CVE-2022-0934

A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq. This flaw allows an attacker who sends a crafted packet processed by dnsmasq, potentially causing a denial of service.

CVSS v3.0 7.5 HIGH

7.5^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2057075	Issue Tracking Patch Third Party Advisory
https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html	Mailing List Vendor Advisory
https://access.redhat.com/security/cve/CVE-2022-0934	Third Party Advisory
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39	Broken Link

Configurations

Configuration 1 (hide)

cpe:2.3:a:thekelleys:dnsmasq:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

Information

Published : 2022-08-29 08:15

Updated : 2023-03-07 10:12

NVD link : CVE-2022-0934

Mitre link : CVE-2022-0934

JSON object : View

CWE

CWE-416

Use After Free

Products Affected

thekelleys

dnsmasq

redhat

enterprise_linux

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7.5 /10