CVE-2017-15289

Qemu: cirrus: OOB access issue in mode4and5 write functions

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 3.0

Review impact separately from score.

Published · October 11, 2017

Updated · June 28, 2026

Description

Quick emulator (QEMU), compiled with the Cirrus CLGD 54xx VGA Emulator support, is vulnerable to an OOB write access issue. The issue could occur while writing to VGA memory via mode4and5 write functions. A privileged user inside guest could use this flaw to crash the QEMU process resulting in Denial of Serivce (DoS).

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.4
CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:L

CVSS 2.0 · 2.9
AV:A/AC:H/Au:S/C:N/I:P/A:P

CWE-787 · Out-of-bounds Write