{"id":"CVE-2022-2962","state":"PUBLISHED","title":"A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the d","description":"A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the destination address is its own MMIO address. This can cause the device to trigger MMIO handlers multiple times, possibly leading to a stack or heap overflow. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.","publishedAt":"2022-09-13T19:18:14.000Z","updatedAt":"2025-04-23T17:11:03.254Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"redhat","products":["n/a QEMU"],"affected":[{"vendor":"n/a","product":"QEMU","versions":[{"version":"Will be fixed in QEMU 7.2.0-rc0","status":"affected"}]}],"references":["https://gitlab.com/qemu-project/qemu/-/issues/1171","https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a4ca109182"],"weaknesses":["CWE-400"],"ingestedAt":"2026-10-29T19:50:01.354Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/2xxx/CVE-2022-2962.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-2962","state":"PUBLISHED","datePublished":"2022-09-13T19:18:14.000Z","dateUpdated":"2025-04-23T17:11:03.254Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2022-08-23T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the destination address is its own MMIO address. This can cause the device to trigger MMIO handlers multiple times, possibly leading to a stack or heap overflow. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition."}],"affected":[{"vendor":"n/a","product":"QEMU","versions":[{"version":"Will be fixed in QEMU 7.2.0-rc0","status":"affected"}]}],"references":[{"url":"https://gitlab.com/qemu-project/qemu/-/issues/1171","tags":["x_refsource_MISC"]},{"url":"https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a4ca109182","tags":["x_refsource_MISC"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-400","description":"CWE-400","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2022-09-13T19:18:14.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secalert@redhat.com","ID":"CVE-2022-2962","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"QEMU","version":{"version_data":[{"version_value":"Will be fixed in QEMU 7.2.0-rc0"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A DMA reentrancy issue was found in the Tulip device emulation in QEMU. When Tulip reads or writes to the rx/tx descriptor or copies the rx/tx frame, it doesn't check whether the destination address is its own MMIO address. This can cause the device to trigger MMIO handlers multiple times, possibly leading to a stack or heap overflow. A malicious guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-400"}]}]},"references":{"reference_data":[{"name":"https://gitlab.com/qemu-project/qemu/-/issues/1171","refsource":"MISC","url":"https://gitlab.com/qemu-project/qemu/-/issues/1171"},{"name":"https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a4ca109182","refsource":"MISC","url":"https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a4ca109182"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/qemu-project/qemu/-/issues/1171","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://gitlab.com/qemu-project/qemu/-/commit/36a894aeb64a2e02871016da1c37d4a4ca109182","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T00:53:00.431Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-04-23T13:29:35.015013Z","id":"CVE-2022-2962","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-23T17:11:03.254Z"}}]}}}