high7.5
CVE-2022-0934
A single-byte, non-arbitrary write/use-after-free flaw was found in dnsmasq.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Thekelleys | Dnsmasq | before 2.87 |
| Redhat | Enterprise Linux | Versions 8.0, 9.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://access.redhat.com/security/cve/CVE-2022-0934
- https://bugzilla.redhat.com/show_bug.cgi?id=2057075
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39
- https://access.redhat.com/security/cve/CVE-2022-0934
- https://bugzilla.redhat.com/show_bug.cgi?id=2057075
- https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39