{"id":"CVE-2022-0934","state":"PUBLISHED","title":"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 den","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.","publishedAt":"2022-08-29T14:03:02.000Z","updatedAt":"2025-11-03T21:45:45.666Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"redhat","products":["n/a dnsmasq"],"affected":[{"vendor":"n/a","product":"dnsmasq","versions":[{"version":"Not-Known","status":"affected"}]}],"references":["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://lists.debian.org/debian-lts-announce/2024/11/msg00035.html"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T19:49:26.075Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/0xxx/CVE-2022-0934.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-0934","state":"PUBLISHED","datePublished":"2022-08-29T14:03:02.000Z","dateUpdated":"2025-11-03T21:45:45.666Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-03-11T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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":[{"vendor":"n/a","product":"dnsmasq","versions":[{"version":"Not-Known","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2057075","tags":["x_refsource_MISC"]},{"url":"https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html","tags":["x_refsource_MISC"]},{"url":"https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39","tags":["x_refsource_MISC"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-0934","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","description":"CWE-416 - Use After Free","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-08-29T14:03:02.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2057075","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016272.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=03345ecefeb0d82e3c3a4c28f27c3554f0611b39","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://access.redhat.com/security/cve/CVE-2022-0934","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/11/msg00035.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T21:45:45.666Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-06-10T13:19:58.915127Z","id":"CVE-2022-0934","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-10T13:21:02.426Z"}}]}}}