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cve[email protected]CVE-2016-4441
HistoryMay 20, 2016 - 2:59 p.m.

CVE-2016-4441

2016-05-2014:59:08
CWE-119
web.nvd.nist.gov
44
cve-2016-4441
nvd
qemu
scsi
53c9x fast scsi controller
denial of service
dma length
out-of-bounds write

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%

The get_cmd function in hw/scsi/esp.c in the 53C9X Fast SCSI Controller (FSC) support in QEMU does not properly check DMA length, which allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via unspecified vectors, involving an SCSI command.

Affected configurations

NVD
Node
qemuqemuRange2.6.0
Node
canonicalubuntu_linuxMatch12.04lts
OR
canonicalubuntu_linuxMatch14.04lts
OR
canonicalubuntu_linuxMatch16.04lts
Node
debiandebian_linuxMatch8.0
CPENameOperatorVersion
qemu:qemuqemule2.6.0

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

6 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

26.9%