6
CVSSv3

CVE-2016-4952

Published: 02/09/2016 Updated: 21/10/2020
CVSS v2 Base Score: 1.9 | Impact Score: 2.9 | Exploitability Score: 3.4
CVSS v3 Base Score: 6 | Impact Score: 4 | Exploitability Score: 1.5
VMScore: 169
Vector: AV:L/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

QEMU (aka Quick Emulator), when built with VMWARE PVSCSI paravirtual SCSI bus emulation support, allows local guest OS administrators to cause a denial of service (out-of-bounds array access) via vectors related to the (1) PVSCSI_CMD_SETUP_RINGS or (2) PVSCSI_CMD_SETUP_MSG_RING SCSI command.

Vulnerability Trend

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qemu qemu

canonical ubuntu linux 12.04

canonical ubuntu linux 14.04

canonical ubuntu linux 16.04

debian debian linux 8.0

Vendor Advisories

USN-3047-1 introduced a regression in QEMU ...
Several security issues were fixed in QEMU ...
Debian Bug report logs - #821062 qemu: CVE-2016-4020: i386: leakage of stack memory to guest in kvmvapicc Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 15 Apr 2016 04:57:01 UTC Severity: import ...
Debian Bug report logs - #825207 qemu: CVE-2016-4964: scsi: mptsas infinite loop in mptsas_fetch_requests Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 24 May 2016 14:42:01 UTC Severity: importa ...
Debian Bug report logs - #821061 qemu: CVE-2016-4002: net: buffer overflow in MIPSnet emulator Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 15 Apr 2016 04:12:02 UTC Severity: important Tags: pa ...
Debian Bug report logs - #826151 qemu: CVE-2016-5126: block: iscsi: buffer overflow in iscsi_aio_ioctl Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 2 Jun 2016 18:45:02 UTC Severity: important ...
Debian Bug report logs - #825210 qemu: CVE-2016-4952: scsi: pvscsi: out-of-bounds access issue in pvsci_ring_init_msg/data routines Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 24 May 2016 15:00 ...
Debian Bug report logs - #825616 qemu: CVE-2016-5107: scsi: megasas: out-of-bounds read in megasas_lookup_frame() function Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 28 May 2016 07:54:02 UTC ...
Debian Bug report logs - #825614 qemu: CVE-2016-5105: scsi: megasas: stack information leakage while reading configuration Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 28 May 2016 07:51:02 UTC ...
Debian Bug report logs - #827026 qemu: CVE-2016-5337: scsi: megasas: information leakage in megasas_ctrl_get_info Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 11 Jun 2016 10:15:01 UTC Severity: ...
Debian Bug report logs - #827024 qemu: CVE-2016-5338: scsi: esp: OOB r/w access while processing ESP_FIFO Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 11 Jun 2016 10:12:02 UTC Severity: normal ...
Debian Bug report logs - #824856 qemu: CVE-2016-4439 CVE-2016-4441 Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 20 May 2016 13:21:07 UTC Severity: important Tags: patch, security, upstream Fou ...
Debian Bug report logs - #825615 qemu: CVE-2016-5106: scsi: megasas: out-of-bounds write while setting controller properties Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 28 May 2016 07:51:09 UTC ...
Quick Emulator(Qemu) built with the VMWARE PVSCSI paravirtual SCSI bus emulation support is vulnerable to an OOB r/w access issue It could occur while processing SCSI commands 'PVSCSI_CMD_SETUP_RINGS' or 'PVSCSI_CMD_SETUP_MSG_RING' A privileged user inside guest could use this flaw to crash the Qemu process resulting in DoS ...

Github Repositories

在之后的学习中会记录自己每天花在虚拟化上的时间,以下图勉励自己,希望自己可以追赶上别人的步伐 写于20201214 虚拟化:32 hours 学习:64 hours Learning_Record 第一周 ( 2020629 - 202075 ) : STL(一) 弄完STL vector 补C++ 南大计算机基础 第二周 ( 2020706 - 2020712 ) : STL(二) 弄完STL list tr