Out-of-bounds Write Affecting qemu-kvm-common-rhev package, versions <10:2.6.0-27.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-RHEL7-QEMUKVMCOMMONRHEV-5075555
  • published1 Nov 2021
  • disclosed27 Jan 2016

Introduced: 27 Jan 2016

CVE-2015-8817  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:7 qemu-kvm-common-rhev to version 10:2.6.0-27.el7 or higher.
This issue was patched in RHSA-2016:2704.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-common-rhev package and not the qemu-kvm-common-rhev package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

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.

CVSS Scores

version 3.1