{"id":"CVE-2016-4439","state":"PUBLISHED","title":"The esp_reg_write function in hw/scsi/esp.c in the 53C9X Fast SCSI Controller (FSC) support in QEMU does not properly check command buffer length, which allows local guest OS admin","description":"The esp_reg_write function in hw/scsi/esp.c in the 53C9X Fast SCSI Controller (FSC) support in QEMU does not properly check command buffer length, which allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) or potentially execute arbitrary code on the QEMU host via unspecified vectors.","publishedAt":"2016-05-20T14:00:00.000Z","updatedAt":"2024-08-06T00:32:25.426Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["http://www.ubuntu.com/usn/USN-3047-1","http://www.securityfocus.com/bid/90760","https://security.gentoo.org/glsa/201609-01","http://www.ubuntu.com/usn/USN-3047-2","https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03273.html","http://www.openwall.com/lists/oss-security/2016/05/19/3","https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html","https://bugzilla.redhat.com/show_bug.cgi?id=1337502"],"weaknesses":[],"ingestedAt":"2026-10-29T19:42:43.384Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2016/4xxx/CVE-2016-4439.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2016-4439","state":"PUBLISHED","datePublished":"2016-05-20T14:00:00.000Z","dateUpdated":"2024-08-06T00:32:25.426Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2016-05-02T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The 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