CVE-2016-7423

The mptsas_process_scsi_io_request function in QEMU (aka Quick Emulator), when built with LSI SAS1068 Host Bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors involving MPTSASRequest objects.

CVSS v3 4.4 MEDIUM
CVSS v2.0 2.1 LOW

4.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5
http://www.openwall.com/lists/oss-security/2016/09/16/11	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/16/5	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92997	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1376776	Issue Tracking Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html	Mailing List Patch Third Party Advisory
https://security.gentoo.org/glsa/201611-11	Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5
http://www.openwall.com/lists/oss-security/2016/09/16/11	Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/16/5	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/92997	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1376776	Issue Tracking Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html	Mailing List Patch Third Party Advisory
https://security.gentoo.org/glsa/201611-11	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2016-10-10 16:59

Updated : 2025-04-12 10:46

NVD link : CVE-2016-7423

Mitre link : CVE-2016-7423

CVE.ORG link : CVE-2016-7423

JSON object : View

Products Affected

qemu

qemu

CWE

NVD-CWE-noinfo

{"id": "CVE-2016-7423", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.4, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 0.8}]}, "published": "2016-10-10T16:59:02.340", "references": [{"url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5", "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/11", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/5", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://www.securityfocus.com/bid/92997", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1376776", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/201611-11", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/11", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/5", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/92997", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1376776", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/201611-11", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "The mptsas_process_scsi_io_request function in QEMU (aka Quick Emulator), when built with LSI SAS1068 Host Bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors involving MPTSASRequest objects."}, {"lang": "es", "value": "La funci\u00f3n mptsas_process_scsi_io_request en QEMU (tambi\u00e9n conocido como Quick Emulator), cuando se construye con soporte de emulaci\u00f3n LSI SAS1068 Host Bus, permite a administradores locales del SO invitado provocar una denegaci\u00f3n de servicio (escritura fuera de l\u00edmites y ca\u00edda del proceso QUEMU) a trav\u00e9s de vectores involucrando objetos MPTSASRequest."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F83E2010-6463-407A-928D-DB71A705A04C", "versionEndIncluding": "2.7.1"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}