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CVE-2021-46909

Опубликовано: 27 фев. 2024
Источник: redhat
CVSS3: 4.4

Описание

In the Linux kernel, the following vulnerability has been resolved: ARM: footbridge: fix PCI interrupt mapping Since commit 30fdfb929e82 ("PCI: Add a call to pci_assign_irq() in pci_device_probe()"), the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these are marked as __init, this causes an oops if a PCI driver is loaded or bound after the kernel has initialised.

A denial of service flaw was found in the ARM footbridge in the Linux Kernel. This issue may cause an oops if a PCI driver is loaded or bound after the kernel has initialized.

Отчет

This vulnerability only affects unusual configurations of specific CPUs and affects the availability of only some system hardware. For those reasons, Red Hat considers the impact of this vulnerability to be Low.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 9kernelAffected
Red Hat Enterprise Linux 9kernel-rtNot affected
Red Hat Enterprise Linux 8kernel-rtFixedRHSA-2024:435208.07.2024
Red Hat Enterprise Linux 8kernelFixedRHSA-2024:421102.07.2024

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Дополнительная информация

Статус:

Low
Дефект:
CWE-391
https://bugzilla.redhat.com/show_bug.cgi?id=2266408kernel: PCI interrupt mapping cause oops

4.4 Medium

CVSS3

Связанные уязвимости

CVSS3: 5.5
ubuntu
около 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: ARM: footbridge: fix PCI interrupt mapping Since commit 30fdfb929e82 ("PCI: Add a call to pci_assign_irq() in pci_device_probe()"), the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these are marked as __init, this causes an oops if a PCI driver is loaded or bound after the kernel has initialised.

CVSS3: 5.5
nvd
около 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: ARM: footbridge: fix PCI interrupt mapping Since commit 30fdfb929e82 ("PCI: Add a call to pci_assign_irq() in pci_device_probe()"), the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these are marked as __init, this causes an oops if a PCI driver is loaded or bound after the kernel has initialised.

CVSS3: 5.5
debian
около 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: A ...

CVSS3: 5.5
github
около 2 лет назад

In the Linux kernel, the following vulnerability has been resolved: ARM: footbridge: fix PCI interrupt mapping Since commit 30fdfb929e82 ("PCI: Add a call to pci_assign_irq() in pci_device_probe()"), the PCI code will call the IRQ mapping function whenever a PCI driver is probed. If these are marked as __init, this causes an oops if a PCI driver is loaded or bound after the kernel has initialised.

CVSS3: 5.5
fstec
около 5 лет назад

Уязвимость ядра операционной системы Linux, связанная с недостаточной проверкой необычных или исключительных состояний, позволяющая нарушителю вызвать отказ в обслуживании

4.4 Medium

CVSS3