http://git.qemu.org/?p=qemu.git;a=commit;h=d251157ac1928191af851d199a9ff255d330bec9

[oss-security] 20160916 CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests

[oss-security] 20160916 Re: CVE Request: Qemu: scsi: pvscsi: infinite loop when processing IO requests

92998

[debian-lts-announce] 20181130 [SECURITY] [DLA 1599-1] qemu security update

[qemu-devel] 20160915 [PULL 07/17] scsi: pvscsi: limit process IO loop to ring size

GLSA-201609-01

Several vulnerabilities were found in QEMU, a fast processor emulator :

CVE-2016-2391

Zuozhi Fzz discovered that eof_times in USB OHCI emulation support could be used to cause a denial of service, via a NULL pointer dereference.

CVE-2016-2392 / CVE-2016-2538

Qinghao Tang found a NULL pointer dereference and multiple integer overflows in the USB Net device support that could allow local guest OS administrators to cause a denial of service. These issues related to remote NDIS control message handling.

CVE-2016-2841

Yang Hongke reported an infinite loop vulnerability in the NE2000 NIC emulation support.

CVE-2016-2857

Liu Ling found a flaw in QEMU IP checksum routines. Attackers could take advantage of this issue to cause QEMU to crash.

CVE-2016-2858

Arbitrary stack based allocation in the Pseudo Random Number Generator (PRNG) back-end support.

CVE-2016-4001 / CVE-2016-4002

Oleksandr Bazhaniuk reported buffer overflows in the Stellaris and the MIPSnet ethernet controllers emulation. Remote malicious users could use these issues to cause QEMU to crash.

CVE-2016-4020

Donghai Zdh reported that QEMU incorrectly handled the access to the Task Priority Register (TPR), allowing local guest OS administrators to obtain sensitive information from host stack memory.

CVE-2016-4037

Du Shaobo found an infinite loop vulnerability in the USB EHCI emulation support.

CVE-2016-4439 / CVE-2016-4441 / CVE-2016-5238 / CVE-2016-5338 / CVE-2016-6351

Li Qiang found different issues in the QEMU 53C9X Fast SCSI Controller (FSC) emulation support, that made it possible for local guest OS privileged users to cause denials of service or potentially execute arbitrary code.

CVE-2016-4453 / CVE-2016-4454

Li Qiang reported issues in the QEMU VMWare VGA module handling, that may be used to cause QEMU to crash, or to obtain host sensitive information.

CVE-2016-4952 / CVE-2016-7421 / CVE-2016-7156

Li Qiang reported flaws in the VMware paravirtual SCSI bus emulation support. These issues concern an out-of-bounds access and infinite loops, that allowed local guest OS privileged users to cause a denial of service.

CVE-2016-5105 / CVE-2016-5106 / CVE-2016-5107 / CVE-2016-5337

Li Qiang discovered several issues in the MegaRAID SAS 8708EM2 Host Bus Adapter emulation support. These issues include stack information leakage while reading configuration and out-of-bounds write and read.

CVE-2016-6834

Li Qiang reported an infinite loop vulnerability during packet fragmentation in the network transport abstraction layer support.
Local guest OS privileged users could made use of this flaw to cause a denial of service.

CVE-2016-6836 / CVE-2016-6888

Li Qiang found issues in the VMWare VMXNET3 network card emulation support, relating to information leak and integer overflow in packet initialisation.

CVE-2016-7116

Felix Wilhel discovered a directory traversal flaw in the Plan 9 File System (9pfs), exploitable by local guest OS privileged users.

CVE-2016-7155

Tom Victor and Li Qiang reported an out-of-bounds read and an infinite loop in the VMware paravirtual SCSI bus emulation support.

CVE-2016-7161

Hu Chaojian reported a heap overflow in the xlnx.xps-ethernetlite emulation support. Privileged users in local guest OS could made use of this to cause QEMU to crash.

CVE-2016-7170

Qinghao Tang and Li Qiang reported a flaw in the QEMU VMWare VGA module, that could be used by privileged user in local guest OS to cause QEMU to crash via an out-of-bounds stack memory access.

CVE-2016-7908 / CVE-2016-7909

Li Qiang reported infinite loop vulnerabilities in the ColdFire Fast Ethernet Controller and the AMD PC-Net II (Am79C970A) emulations.
These flaws allowed local guest OS administrators to cause a denial of service.

CVE-2016-8909

Huawei PSIRT found an infinite loop vulnerability in the Intel HDA emulation support, relating to DMA buffer stream processing.
Privileged users in local guest OS could made use of this to cause a denial of service.

CVE-2016-8910

Andrew Henderson reported an infinite loop in the RTL8139 ethernet controller emulation support. Privileged users inside a local guest OS could made use of this to cause a denial of service.

CVE-2016-9101

Li Qiang reported a memory leakage in the i8255x (PRO100) ethernet controller emulation support.

CVE-2016-9102 / CVE-2016-9103 / CVE-2016-9104 / CVE-2016-9105 / CVE-2016-9106 / CVE-2016-8577 / CVE-2016-8578

Li Qiang reported various Plan 9 File System (9pfs) security issues, including host memory leakage and denial of service.

CVE-2017-10664

Denial of service in the qemu-nbd (QEMU Disk Network Block Device) Server.

CVE-2018-10839 / CVE-2018-17962 / CVE-2018-17963

Daniel Shapira reported several integer overflows in the packet handling in ethernet controllers emulated by QEMU. These issues could lead to denial of service.

For Debian 8 'Jessie', these problems have been fixed in version 1:2.1+dfsg-12+deb8u8.

We recommend that you upgrade your qemu packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for qemu fixes the following issues :

  - Patch queue updated from     https://gitlab.suse.de/virtualization/qemu.git SLE12-SP1

  - Change package post script udevadm trigger calls to be     device specific (bsc#1002116)

  - Address various security/stability issues

  - Fix OOB access in xlnx.xpx-ethernetlite emulation     (CVE-2016-7161 bsc#1001151)

  - Fix OOB access in VMware SVGA emulation (CVE-2016-7170     bsc#998516)

  - Fix DOS in USB xHCI emulation (CVE-2016-7466     bsc#1000345)

  - Fix DOS in Vmware pv scsi interface (CVE-2016-7421     bsc#999661)

  - Fix DOS in ColdFire Fast Ethernet Controller emulation     (CVE-2016-7908 bsc#1002550)

  - Fix DOS in USB xHCI emulation (CVE-2016-8576     bsc#1003878)

  - Fix DOS in virtio-9pfs (CVE-2016-8578 bsc#1003894)

  - Fix DOS in virtio-9pfs (CVE-2016-9105 bsc#1007494)

  - Fix DOS in virtio-9pfs (CVE-2016-8577 bsc#1003893)

  - Plug data leak in virtio-9pfs interface (CVE-2016-9103     bsc#1007454)

  - Fix DOS in virtio-9pfs interface (CVE-2016-9102     bsc#1007450)

  - Fix DOS in virtio-9pfs (CVE-2016-9106 bsc#1007495)

  - Fix DOS in 16550A UART emulation (CVE-2016-8669     bsc#1004707)

  - Fix DOS in PC-Net II emulation (CVE-2016-7909     bsc#1002557)

  - Fix DOS in PRO100 emulation (CVE-2016-9101 bsc#1007391)

  - Fix DOS in RTL8139 emulation (CVE-2016-8910 bsc#1006538)

  - Fix DOS in Intel HDA controller emulation (CVE-2016-8909     bsc#1006536)

  - Fix DOS in virtio-9pfs (CVE-2016-9104 bsc#1007493)

  - Fix DOS in JAZZ RC4030 emulation (CVE-2016-8667     bsc#1004702)

  - Fix case of disk corruption with migration due to     improper internal state tracking (bsc#996524)

This update was imported from the SUSE:SLE-12-SP1:Update update project.

This update for qemu fixes the following issues :

  - Patch queue updated from     https://gitlab.suse.de/virtualization/qemu.git SLE12-SP1

  - Change package post script udevadm trigger calls to be     device specific (bsc#1002116)

  - Address various security/stability issues

  - Fix OOB access in xlnx.xpx-ethernetlite emulation     (CVE-2016-7161 bsc#1001151)

  - Fix OOB access in VMware SVGA emulation (CVE-2016-7170     bsc#998516)

  - Fix DOS in USB xHCI emulation (CVE-2016-7466     bsc#1000345)

  - Fix DOS in Vmware pv scsi interface (CVE-2016-7421     bsc#999661)

  - Fix DOS in ColdFire Fast Ethernet Controller emulation     (CVE-2016-7908 bsc#1002550)

  - Fix DOS in USB xHCI emulation (CVE-2016-8576     bsc#1003878)

  - Fix DOS in virtio-9pfs (CVE-2016-8578 bsc#1003894)

  - Fix DOS in virtio-9pfs (CVE-2016-9105 bsc#1007494)

  - Fix DOS in virtio-9pfs (CVE-2016-8577 bsc#1003893)

  - Plug data leak in virtio-9pfs interface (CVE-2016-9103     bsc#1007454)

  - Fix DOS in virtio-9pfs interface (CVE-2016-9102     bsc#1007450)

  - Fix DOS in virtio-9pfs (CVE-2016-9106 bsc#1007495)

  - Fix DOS in 16550A UART emulation (CVE-2016-8669     bsc#1004707)

  - Fix DOS in PC-Net II emulation (CVE-2016-7909     bsc#1002557)

  - Fix DOS in PRO100 emulation (CVE-2016-9101 bsc#1007391)

  - Fix DOS in RTL8139 emulation (CVE-2016-8910 bsc#1006538)

  - Fix DOS in Intel HDA controller emulation (CVE-2016-8909     bsc#1006536)

  - Fix DOS in virtio-9pfs (CVE-2016-9104 bsc#1007493)

  - Fix DOS in JAZZ RC4030 emulation (CVE-2016-8667     bsc#1004702)

  - Fix case of disk corruption with migration due to     improper internal state tracking (bsc#996524)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for qemu fixes the following issues :

  - Patch queue updated from     https://gitlab.suse.de/virtualization/qemu.git SLE12

  - Change package post script udevadm trigger calls to be     device specific (bsc#1002116)

  - Address various security/stability issues

  - Fix OOB access in xlnx.xpx-ethernetlite emulation     (CVE-2016-7161 bsc#1001151)

  - Fix OOB access in VMware SVGA emulation (CVE-2016-7170     bsc#998516)

  - Fix DOS in Vmware pv scsi interface (CVE-2016-7421     bsc#999661)

  - Fix DOS in ColdFire Fast Ethernet Controller emulation     (CVE-2016-7908 bsc#1002550)

  - Fix DOS in USB xHCI emulation (CVE-2016-8576     bsc#1003878)

  - Fix DOS in virtio-9pfs (CVE-2016-8578 bsc#1003894)

  - Fix DOS in virtio-9pfs (CVE-2016-9105 bsc#1007494)

  - Fix DOS in virtio-9pfs (CVE-2016-8577 bsc#1003893)

  - Plug data leak in virtio-9pfs interface (CVE-2016-9103     bsc#1007454)

  - Fix DOS in virtio-9pfs interface (CVE-2016-9102     bsc#1007450)

  - Fix DOS in virtio-9pfs (CVE-2016-9106 bsc#1007495)

  - Fix DOS in 16550A UART emulation (CVE-2016-8669     bsc#1004707)

  - Fix DOS in PC-Net II emulation (CVE-2016-7909     bsc#1002557)

  - Fix DOS in PRO100 emulation (CVE-2016-9101 bsc#1007391)

  - Fix DOS in RTL8139 emulation (CVE-2016-8910 bsc#1006538)

  - Fix DOS in Intel HDA controller emulation (CVE-2016-8909     bsc#1006536)

  - Fix DOS in virtio-9pfs (CVE-2016-9104 bsc#1007493)

  - Fix DOS in JAZZ RC4030 emulation (CVE-2016-8667     bsc#1004702)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Zhenhao Hong discovered that QEMU incorrectly handled the Virtio module. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service.
(CVE-2016-5403)

Li Qiang discovered that QEMU incorrectly handled VMWARE VMXNET3 network card emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-6833, CVE-2016-6834, CVE-2016-6888)

Li Qiang discovered that QEMU incorrectly handled VMWARE VMXNET3 network card emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is used with libvirt, attackers would be isolated by the libvirt AppArmor profile. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-6835)

Li Qiang discovered that QEMU incorrectly handled VMWARE VMXNET3 network card emulation support. A privileged attacker inside the guest could use this issue to possibly to obtain sensitive host memory. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-6836)

Felix Wilhelm discovered that QEMU incorrectly handled Plan 9 File System (9pfs) support. A privileged attacker inside the guest could use this issue to possibly to obtain sensitive host files.
(CVE-2016-7116)

Li Qiang and Tom Victor discovered that QEMU incorrectly handled VMWARE PVSCSI paravirtual SCSI bus emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-7155)

Li Qiang discovered that QEMU incorrectly handled VMWARE PVSCSI paravirtual SCSI bus emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-7156, CVE-2016-7421)

Tom Victor discovered that QEMU incorrectly handled LSI SAS1068 host bus emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 16.10. (CVE-2016-7157)

Hu Chaojian discovered that QEMU incorrectly handled xlnx.xps-ethernetlite emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is used with libvirt, attackers would be isolated by the libvirt AppArmor profile. (CVE-2016-7161)

Qinghao Tang and Li Qiang discovered that QEMU incorrectly handled the VMware VGA module. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
(CVE-2016-7170)

Qinghao Tang and Zhenhao Hong discovered that QEMU incorrectly handled the Virtio module. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
This issue only affected Ubuntu 16.10. (CVE-2016-7422)

Li Qiang discovered that QEMU incorrectly handled LSI SAS1068 host bus emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
This issue only affected Ubuntu 16.10. (CVE-2016-7423)

Li Qiang discovered that QEMU incorrectly handled USB xHCI controller emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10.
(CVE-2016-7466)

Li Qiang discovered that QEMU incorrectly handled ColdFire Fast Ethernet Controller emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. (CVE-2016-7908)

Li Qiang discovered that QEMU incorrectly handled AMD PC-Net II emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
(CVE-2016-7909)

Li Qiang discovered that QEMU incorrectly handled the Virtio GPU support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service.
This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10.
(CVE-2016-7994)

Li Qiang discovered that QEMU incorrectly handled USB EHCI emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service.
This issue only affected Ubuntu 16.10. (CVE-2016-7995)

Li Qiang discovered that QEMU incorrectly handled USB xHCI controller support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10.
(CVE-2016-8576)

Li Qiang discovered that QEMU incorrectly handled Plan 9 File System (9pfs) support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-8577, CVE-2016-8578)

It was discovered that QEMU incorrectly handled Rocker switch emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service.
This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10.
(CVE-2016-8668)

It was discovered that QEMU incorrectly handled Intel HDA controller emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service. (CVE-2016-8909)

Andrew Henderson discovered that QEMU incorrectly handled RTL8139 ethernet controller emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service. (CVE-2016-8910)

Li Qiang discovered that QEMU incorrectly handled Intel i8255x ethernet controller emulation support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service. (CVE-2016-9101)

Li Qiang discovered that QEMU incorrectly handled Plan 9 File System (9pfs) support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service. (CVE-2016-9102, CVE-2016-9104, CVE-2016-9105)

Li Qiang discovered that QEMU incorrectly handled Plan 9 File System (9pfs) support. A privileged attacker inside the guest could use this issue to possibly to obtain sensitive host memory. (CVE-2016-9103)

Li Qiang discovered that QEMU incorrectly handled Plan 9 File System (9pfs) support. A privileged attacker inside the guest could use this issue to cause QEMU to consume resources, resulting in a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2016-9106).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote host is affected by the vulnerability described in GLSA-201609-01 (QEMU: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in QEMU. Please review the       CVE identifiers referenced below for details.
  Impact :

    Local users within a guest QEMU environment can execute arbitrary code       within the host or a cause a Denial of Service condition of the QEMU       guest process.
  Workaround :

    There is no known workaround at this time.

ID	Name	Product	Family	Severity
119310	Debian DLA-1599-1 : qemu security update	Nessus	Debian Local Security Checks	critical
95757	openSUSE Security Update : qemu (openSUSE-2016-1451)	Nessus	SuSE Local Security Checks	critical
95537	SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:2988-1)	Nessus	SuSE Local Security Checks	critical
95396	SUSE SLES12 Security Update : qemu (SUSE-SU-2016:2936-1)	Nessus	SuSE Local Security Checks	critical
94669	Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : qemu, qemu-kvm vulnerabilities (USN-3125-1)	Nessus	Ubuntu Local Security Checks	critical
93697	GLSA-201609-01 : QEMU: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	medium

CVE-2016-7421

Description

References

Details

Risk Information

CVSS v2.0

CVSS v3.0

Vulnerable Software

Configuration 1

Tenable Plugins