PT-2017-1922

CVE-2017-8070

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Publicado

2017-02-02

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Atualizado

2017-04-28

Descrição por

CVSS 3.1
7.8
Alta
MétricasAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.9.11
Description The issue is caused by a buffer overflow in the Linux kernel's drivers/net/usb/catc.c driver. It allows a local attacker to cause a denial of service, such as a system crash or memory corruption, by interacting incorrectly with the CONFIG VMAP STACK parameter and using more than one virtual page for a DMA scatterlist.
Recommendations For Linux kernel versions prior to 4.9.11, update to version 4.9.11 or later to resolve the issue. As a temporary workaround, consider restricting the use of the CONFIG VMAP STACK option to minimize the risk of exploitation.
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Identificadores relacionados
ALT-PU-2017-1127
ALT-PU-2017-1193
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