{"id":"CVE-2020-35503","state":"PUBLISHED","title":"A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command","description":"A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command_cancelled() callback function while dropping a SCSI request. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.","publishedAt":"2021-06-02T13:22:19.000Z","updatedAt":"2024-08-04T17:02:08.258Z","severity":null,"assigner":"redhat","products":["n/a QEMU"],"affected":[{"vendor":"n/a","product":"QEMU","versions":[{"version":"All QEMU versions before and including 6.0","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1910346","https://security.netapp.com/advisory/ntap-20210720-0008/"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T19:47:21.880Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/35xxx/CVE-2020-35503.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-35503","state":"PUBLISHED","datePublished":"2021-06-02T13:22:19.000Z","dateUpdated":"2024-08-04T17:02:08.258Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2020-12-17T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A NULL pointer dereference flaw was found in the megasas-gen2 SCSI host bus adapter emulation of QEMU in versions before and including 6.0. This issue occurs in the megasas_command_cancelled() callback function while dropping a SCSI request. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability."}],"affected":[{"vendor":"n/a","product":"QEMU","versions":[{"version":"All QEMU versions before and including 6.0","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1910346","tags":["x_refsource_MISC"]},{"url":"https://security.netapp.com/advisory/ntap-20210720-0008/","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","description":"CWE-476","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2021-07-20T10:07:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1910346","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://security.netapp.com/advisory/ntap-20210720-0008/","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T17:02:08.258Z"}}]}}}