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 v3.0 4.4 MEDIUM
CVSS v2.0 2.1 LOW

4.4^/10

CVSS v3.0 : 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://www.securityfocus.com/bid/92997	Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/09/16/11	Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html	Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/09/16/5	Mailing List Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1376776	Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/201611-11	Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5

Advertisement

Configurations

Configuration 1 (hide)

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

Information

Published : 2016-10-10 09:59

Updated : 2023-02-12 15:25

NVD link : CVE-2016-7423

Mitre link : CVE-2016-7423

JSON object : View

CWE

NVD-CWE-noinfo

Advertisement

Products Affected

qemu

qemu

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.securityfocus.com/bid/92997", "name": "92997", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/11", "name": "[oss-security] 20160916 Re: CVE request Qemu: scsi: mptsas: OOB access when freeing MPTSASRequest object", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03604.html", "name": "[qemu-devel] 20160915 [PULL 03/17] scsi: mptsas: use g_new0 to allocate MPTSASRequest object", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.openwall.com/lists/oss-security/2016/09/16/5", "name": "[oss-security] 20160916 CVE request Qemu: scsi: mptsas: OOB access when freeing MPTSASRequest object", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1376776", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1376776", "tags": ["Issue Tracking", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "https://security.gentoo.org/glsa/201611-11", "name": "GLSA-201611-11", "tags": ["Third Party Advisory"], "refsource": "GENTOO"}, {"url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5", "name": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=670e56d3ed2918b3861d9216f2c0540d9e9ae0d5", "tags": [], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-7423", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "LOW", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2016-10-10T16:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "2.7.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-12T23:25Z"}