CVE-2015-8817

MEDIUM

Qemu - Out-of-Bounds Write

Title source: rule

Description

QEMU (aka Quick Emulator) built to use 'address_space_translate' to map an address to a MemoryRegionSection is vulnerable to an OOB r/w access issue. It could occur while doing pci_dma_read/write calls. Affects QEMU versions >= 1.6.0 and <= 2.3.1. A privileged user inside guest could use this flaw to crash the guest instance resulting in DoS.

References (11)

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2670.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2671.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2704.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2705.html

[Vendor Advisory] http://rhn.redhat.com/errata/RHSA-2016-2706.html

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=23820dbfc79d1c9dce090b4c555994f2bb6a69b3

[Patch] http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=c3c1bb99d1c11978d9ce94d1bdcf0705378c1459

[Mailing List, Patch] http://www.openwall.com/lists/oss-security/2016/03/01/1

[Mailing List, Patch] http://www.openwall.com/lists/oss-security/2016/03/01/10

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=1300771

[Mailing List] https://lists.gnu.org/archive/html/qemu-stable/2016-01/msg00060.html

Scores

CVSS v3 5.5

EPSS 0.0009

EPSS Percentile 25.0%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-125 CWE-787

Status published

Affected Products (27)

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

qemu/qemu

... and 12 more

Timeline

Published Dec 29, 2016

Tracked Since Feb 18, 2026