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CVE-2020-35504

Опубликовано: 21 дек. 2020
Источник: redhat
CVSS3: 3.2

Описание

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

Отчет

This issue does not affect Red Hat Enterprise Linux, Red Hat OpenStack Platform and RHEL Advanced Virtualization, as the qemu-kvm package does not include support for the am53c974 SCSI controller emulation.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 5kvmNot affected
Red Hat Enterprise Linux 6qemu-kvmNot affected
Red Hat Enterprise Linux 7qemu-kvmNot affected
Red Hat Enterprise Linux 7qemu-kvm-maNot affected
Red Hat Enterprise Linux 7qemu-kvm-rhevNot affected
Red Hat Enterprise Linux 8virt:rhel/qemu-kvmNot affected
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.2/qemu-kvmNot affected
Red Hat Enterprise Linux 8 Advanced Virtualizationvirt:8.3/qemu-kvmNot affected
Red Hat Enterprise Linux 9qemu-kvmNot affected
Red Hat OpenStack Platform 10 (Newton)qemu-kvm-rhevNot affected

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Дополнительная информация

Статус:

Low
Дефект:
CWE-476
https://bugzilla.redhat.com/show_bug.cgi?id=1909766QEMU: NULL pointer dereference in scsi_req_continue() in hw/scsi/scsi-bus.c

3.2 Low

CVSS3

Связанные уязвимости

CVSS3: 6
ubuntu
около 5 лет назад

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

CVSS3: 6
nvd
около 5 лет назад

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

CVSS3: 6
msrc
10 месяцев назад

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

CVSS3: 6
debian
около 5 лет назад

A NULL pointer dereference flaw was found in the SCSI emulation suppor ...

CVSS3: 6
github
около 4 лет назад

A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.

3.2 Low

CVSS3