CVEvulnerability
CVE-2022-0934
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-08-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-416
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.
Affected configurations
• thekelleys dnsmasq (< 2.87)
• redhat enterprise linux 8.0
• redhat enterprise linux 9.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://access.redhat.com/security/cve/CVE-2022-0934 Third Party Advisory
- 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://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39 Broken Link
- https://access.redhat.com/security/cve/CVE-2022-0934 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2057075 Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html lists.debian.org
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html Mailing List, Vendor Advisory
- https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39 Broken Link