CVE-2017-7718
Qemu: display: cirrus: OOB read access issue
Severity
ModerateRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · March 14, 2017
Updated · June 28, 2026
Description
An out-of-bounds access issue was found in QEMU's Cirrus CLGD 54xx VGA Emulator support. The vulnerability could occur while copying VGA data using bitblt functions (for example, cirrus_bitblt_rop_fwd_transp_). A privileged user inside a guest could use this flaw to crash the QEMU process, resulting in denial of service.
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 · 4CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L
CVSS 2.0 · 2.9AV:A/AC:H/Au:S/C:P/I:N/A:P
CWE-125 · Out-of-bounds Read