CVE-2018-7550

Опубликовано: 01 мар. 2018

Источник: nvd

CVSS3: 8.8

CVSS2: 4.6

EPSS Низкий

Описание

The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access.

Ссылки

http://www.securityfocus.com/bid/103181
Third Party Advisory
VDB Entry
https://access.redhat.com/errata/RHSA-2018:1369
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2462
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1549798
Issue Tracking
Vendor Advisory
https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53
https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Mailing List
Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html
Mailing List
Patch
https://usn.ubuntu.com/3649-1/
Third Party Advisory
https://www.debian.org/security/2018/dsa-4213
Third Party Advisory
http://www.securityfocus.com/bid/103181
Third Party Advisory
VDB Entry
https://access.redhat.com/errata/RHSA-2018:1369
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2462
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1549798
Issue Tracking
Vendor Advisory
https://github.com/orangecertcc/security-research/security/advisories/GHSA-f49v-45qp-cv53
https://lists.debian.org/debian-lts-announce/2018/04/msg00015.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/04/msg00016.html
Mailing List
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Mailing List
Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html
Mailing List
Patch

Уязвимые конфигурации

Конфигурация 1

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Версия до 2.11.1 (включая)

Конфигурация 2

Одно из

cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Конфигурация 3

Одно из

cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*

cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*

cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

Конфигурация 4

Одно из

cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_eus:7.7:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*

cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*

EPSS

Процентиль: 30%

0.00109

Низкий

8.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-125

Связанные уязвимости

CVE-2018-7550

CVSS3: 8.8

ubuntu

больше 7 лет назад

CVE-2018-7550

CVSS3: 7.8

redhat

больше 7 лет назад

CVE-2018-7550

CVSS3: 8.8

debian

больше 7 лет назад

The load_multiboot function in hw/i386/multiboot.c in Quick Emulator ( ...

GHSA-6q85-h749-54pf

CVSS3: 8.8

github

около 3 лет назад

BDU:2018-01508

CVSS3: 8.8

fstec

больше 7 лет назад

Уязвимость функции load_multiboot эмулятора аппаратного обеспечения Qemu, связанная с записью за границами буфера памяти, позволяющая нарушителю вызвать отказ в обслуживании или выполнить произвольный код

EPSS

Процентиль: 30%

0.00109

Низкий

8.8 High

CVSS3

4.6 Medium

CVSS2

Дефекты

CWE-125