CVE-2015-8745

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It could occur while reading Interrupt Mask Registers (IMR). A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance resulting in DoS.

References

http://git.qemu.org/?p=qemu.git;a=commit;h=c6048f849c7e3f009786df76206e895

http://www.debian.org/security/2016/dsa-3471

http://www.openwall.com/lists/oss-security/2016/01/04/4

http://www.openwall.com/lists/oss-security/2016/01/04/7

http://www.securityfocus.com/bid/79822

http://www.securitytracker.com/id/1034575

https://bugzilla.redhat.com/show_bug.cgi?id=1270876

https://security.gentoo.org/glsa/201602-01

Details

Source: MITRE

Published: 2016-12-29

Updated: 2020-11-10

Type: CWE-617

Risk Information

CVSS v2

Base Score: 2.1

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

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* versions up to 2.4.1 (inclusive)

Configuration 2

OR

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

Tenable Plugins

View all (18 total)

IDNameProductFamilySeverity
93177SUSE SLES11 Security Update : xen (SUSE-SU-2016:1745-1)NessusSuSE Local Security Checks
critical
93170SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1703-1)NessusSuSE Local Security Checks
critical
91980openSUSE Security Update : qemu (openSUSE-2016-839)NessusSuSE Local Security Checks
critical
91660SUSE SLED12 / SLES12 Security Update : qemu (SUSE-SU-2016:1560-1)NessusSuSE Local Security Checks
critical
91249SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:1318-1)NessusSuSE Local Security Checks
critical
90759SUSE SLES11 Security Update : xen (SUSE-SU-2016:1154-1)NessusSuSE Local Security Checks
critical
90478openSUSE Security Update : xen (openSUSE-2016-439)NessusSuSE Local Security Checks
critical
90396SUSE SLED11 / SLES11 Security Update : xen (SUSE-SU-2016:0955-1)NessusSuSE Local Security Checks
critical
90260openSUSE Security Update : xen (openSUSE-2016-413)NessusSuSE Local Security Checks
critical
90186SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2016:0873-1)NessusSuSE Local Security Checks
critical
89634Fedora 23 : qemu-2.4.1-5.fc23 (2016-e9bba2bb01)NessusFedora Local Security Checks
medium
89624Fedora 22 : xen-4.5.2-7.fc22 (2016-e1784417af)NessusFedora Local Security Checks
high
89574Fedora 22 : qemu-2.3.1-10.fc22 (2016-890e612f52)NessusFedora Local Security Checks
medium
89526Fedora 23 : qemu-2.4.1-6.fc23 (2016-42778e8c82)NessusFedora Local Security Checks
high
89503Fedora 23 : xen-4.5.2-7.fc23 (2016-2c15b72b01)NessusFedora Local Security Checks
high
88630Debian DSA-3471-1 : qemu - security updateNessusDebian Local Security Checks
critical
88587GLSA-201602-01 : QEMU: Multiple vulnerabilities (Venom)NessusGentoo Local Security Checks
critical
88576Ubuntu 12.04 LTS / 14.04 LTS / 15.10 : qemu, qemu-kvm vulnerabilities (USN-2891-1)NessusUbuntu Local Security Checks
high