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.
https://bugzilla.redhat.com/show_bug.cgi?id=2057075
https://access.redhat.com/security/cve/CVE-2022-0934
https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39
https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html
Source: Mitre, NVD
Published: 2022-08-29
Updated: 2023-03-07
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 0.00025