#VU10940 Out-of-bounds read in QEMU - CVE-2017-18030
Published: March 12, 2018
Vulnerability identifier: #VU10940
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-18030
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
QEMU
QEMU
Software vendor:
QEMU
QEMU
Description
The vulnerability allows an adjacent attacker to cause DoS condition on the target system.
The weakness exists in the cirrus_invalidate_region function in hw/display/cirrus_vga.c due to out-of-bounds read. A remote attacker can use vectors related to negative pitch, trigger memory error and cause QEMU process to crash.
The weakness exists in the cirrus_invalidate_region function in hw/display/cirrus_vga.c due to out-of-bounds read. A remote attacker can use vectors related to negative pitch, trigger memory error and cause QEMU process to crash.
Remediation
Install update from vendor's website.