PT-2018-1904 · Qemu+5 · Qemu+5

Cyrille Chatras · Published 2018-02-28 · Updated 2024-01-30 · CVE-2018-7550

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Qemu (affected versions not specified)

Description The issue is related to the load multiboot function in Qemu, which can lead to an out-of-bounds read or write memory access when using multiboot. This can allow an attacker to execute arbitrary code on the Qemu host. The vulnerability is triggered by a mh load end addr value greater than mh bss end addr.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Memory Corruption

Weakness Enumeration

CWE-125

CWE-787

Related Identifiers

ALT-PU-2018-1657

BDU:2018-01508

CESA-2018_2462

CVE-2018-7550

DLA-1350-1

DLA-1351-1

DLA-1497-1

DSA-4213-1

GHSA-F49V-45QP-CV53

OPENSUSE-SU-2018_0780-1

OPENSUSE-SU-2018_2402-1

RHSA-2018:1369

RHSA-2018:1643

RHSA-2018:1644

RHSA-2018:1645

RHSA-2018:1646

RHSA-2018:2462

RHSA-2018_2462

SUSE-SU-2018:0762-1

SUSE-SU-2018:0831-1

SUSE-SU-2018:1077-1

SUSE-SU-2018:1177-1

SUSE-SU-2018:1181-1

SUSE-SU-2018:1202-1

SUSE-SU-2018:1203-1

SUSE-SU-2018:1308-1

SUSE-SU-2018:2340-1

USN-3649-1

Affected Products

Alt Linux

Centos

Qemu

Red Hat

Suse

Ubuntu

References · 97

• 🔥 https://github.com/qazbnm456/awesome-cve-poc/blob/master/CVE-2017-5715.md · Exploit
• 🔥 https://github.com/opsxcq/exploit-cve-2017-5715 · Exploit
• 🔥 https://github.com/mmxsrup/CVE-2018-3639 · Exploit
• https://osv.dev/vulnerability/DSA-4213-1 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2018-4285.html · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-7550 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-7550 · Vendor Advisory
• https://lists.gnu.org/archive/html/qemu-devel/2018-02/msg06890.html · Patch
• https://usn.ubuntu.com/3649-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:0762-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:1202-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16845 · Vendor Advisory
• https://access.redhat.com/errata/RHSA-2018:2462 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2018-4289.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-7858 · Vendor Advisory