What is the severity of CVE-2015-5158?

CVE-2015-5158 is classified as a high severity vulnerability because it can lead to denial of service due to a stack-based buffer overflow.

How do I fix CVE-2015-5158?

To fix CVE-2015-5158, it is recommended to update QEMU to version 2.4.0 or later, as these versions contain the necessary patches.

Who is affected by CVE-2015-5158?

CVE-2015-5158 affects QEMU users who have SCSI-device emulation support and allow guest OS user access with CAP_SYS_RAWIO permissions.

What types of systems are vulnerable to CVE-2015-5158?

Vulnerable systems include those running QEMU versions between 2.2.0 and 2.4.0, including the specific release candidates.

Does CVE-2015-5158 allow for remote exploitation?

CVE-2015-5158 does not directly allow for remote exploitation as it requires guest OS user privileges to trigger the vulnerability.

Vulnerability/
CVE-2015-5158

medium

5.5

CWE

787 119

8/4/2016

6/8/2024

CVE-2015-5158: Buffer Overflow

First published: Fri Apr 08 2016(Updated: )

Stack-based buffer overflow in hw/scsi/scsi-bus.c in QEMU, when built with SCSI-device emulation support, allows guest OS users with CAP_SYS_RAWIO permissions to cause a denial of service (instance crash) via an invalid opcode in a SCSI command descriptor block.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
QEMU KVM	>=2.2.0<2.4.0
QEMU KVM	=2.4.0
QEMU KVM	=2.4.0-rc1
QEMU KVM	=2.4.0-rc2

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2015-5158?
CVE-2015-5158 is classified as a high severity vulnerability because it can lead to denial of service due to a stack-based buffer overflow.
How do I fix CVE-2015-5158?
To fix CVE-2015-5158, it is recommended to update QEMU to version 2.4.0 or later, as these versions contain the necessary patches.
Who is affected by CVE-2015-5158?
CVE-2015-5158 affects QEMU users who have SCSI-device emulation support and allow guest OS user access with CAP_SYS_RAWIO permissions.
What types of systems are vulnerable to CVE-2015-5158?
Vulnerable systems include those running QEMU versions between 2.2.0 and 2.4.0, including the specific release candidates.
Does CVE-2015-5158 allow for remote exploitation?
CVE-2015-5158 does not directly allow for remote exploitation as it requires guest OS user privileges to trigger the vulnerability.

agent/references
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/weakness
agent/severity
agent/author
agent/first-publish-date
agent/type
agent/description
agent/event
collector/nvd-index
agent/software-canonical-lookup-request
agent/softwarecombine
agent/tags
agent/source
vendor/qemu
canonical/qemu kvm
version/qemu kvm/2.2.0
version/qemu kvm/2.4.0
version/qemu kvm/2.4.0-rc1
version/qemu kvm/2.4.0-rc2

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Frequently Asked Questions

What is the severity of CVE-2015-5158?
CVE-2015-5158 is classified as a high severity vulnerability because it can lead to denial of service due to a stack-based buffer overflow.
How do I fix CVE-2015-5158?
To fix CVE-2015-5158, it is recommended to update QEMU to version 2.4.0 or later, as these versions contain the necessary patches.
Who is affected by CVE-2015-5158?
CVE-2015-5158 affects QEMU users who have SCSI-device emulation support and allow guest OS user access with CAP_SYS_RAWIO permissions.
What types of systems are vulnerable to CVE-2015-5158?
Vulnerable systems include those running QEMU versions between 2.2.0 and 2.4.0, including the specific release candidates.
Does CVE-2015-5158 allow for remote exploitation?
CVE-2015-5158 does not directly allow for remote exploitation as it requires guest OS user privileges to trigger the vulnerability.