CVE-2018-14775

Опубликовано: 01 авг. 2018

Источник: nvd

CVSS3: 5.5

CVSS2: 4.9

EPSS Низкий

Описание

tss_alloc in sys/arch/i386/i386/gdt.c in OpenBSD 6.2 and 6.3 has a Local Denial of Service (system crash) due to incorrect I/O port access control on the i386 architecture.

Ссылки

http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c
Issue Tracking
Patch
Vendor Advisory
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=h
Patch
Vendor Advisory
http://www.securitytracker.com/id/1041550
Third Party Advisory
VDB Entry
https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig
Patch
Vendor Advisory
https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig
Patch
Vendor Advisory
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c
Issue Tracking
Patch
Vendor Advisory
http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/arch/i386/i386/gdt.c.diff?r1=1.37&r2=1.37.8.1&f=h
Patch
Vendor Advisory
http://www.securitytracker.com/id/1041550
Third Party Advisory
VDB Entry
https://ftp.openbsd.org/pub/OpenBSD/patches/6.2/common/020_ioport.patch.sig
Patch
Vendor Advisory
https://ftp.openbsd.org/pub/OpenBSD/patches/6.3/common/015_ioport.patch.sig
Patch
Vendor Advisory

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:o:openbsd:openbsd:6.2:*:*:*:*:*:*:*

cpe:2.3:o:openbsd:openbsd:6.3:*:*:*:*:*:*:*

EPSS

Процентиль: 14%

0.00046

Низкий

5.5 Medium

CVSS3

4.9 Medium

CVSS2

Дефекты

CWE-20

Связанные уязвимости

GHSA-69h5-9vj8-c9pg