CVE-2022-0934

Description

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.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2057075

https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html

https://access.redhat.com/security/cve/CVE-2022-0934

https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39

Details