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CVE-2016-4441

Date: May 20, 2016

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.

Severity Score

Related Resources (12)

https://bugzilla.redhat.com/show_bug.cgi?id=1337505
https://nvd.nist.gov/vuln/detail/CVE-2016-4441
https://security-tracker.debian.org/tracker/CVE-2016-4441
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
http://www.openwall.com/lists/oss-security/2016/05/19/4
http://www.securityfocus.com/bid/90762
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-4441
https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg03274.html
http://www.ubuntu.com/usn/USN-3047-2
http://www.ubuntu.com/usn/USN-3047-1
https://security.gentoo.org/glsa/201609-01
https://www.mend.io/vulnerability-database/CVE-2016-4441

Severity Score

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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