Out-of-bounds write in QEMU - CVE-2017-15289
Published: April 12, 2018
Vulnerability identifier: #VU11790
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-15289
CWE-ID: CWE-787
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: QEMU
Affected software:
QEMU
QEMU
Detailed vulnerability description
The vulnerability allows an adjacent authenticated attacker to cause DoS condition on the target system.
The weakness exists in the mode4and5 write functions in hw/display/cirrus_vga.c due to out-of-bounds write. An adjacent attacker can trigger memory corruption and cause the service to crash via vectors related to dst calculation.
The weakness exists in the mode4and5 write functions in hw/display/cirrus_vga.c due to out-of-bounds write. An adjacent attacker can trigger memory corruption and cause the service to crash via vectors related to dst calculation.
How to mitigate CVE-2017-15289
Install update from vendor's website.