CVE-2015-6855
7.5
HIGH
CVSS 3.1
EPSS 4.3%
Description
hw/ide/core.c in QEMU does not properly restrict the commands accepted by an ATAPI device, which allows guest users to cause a denial of service or possibly have unspecified other impact via certain IDE commands, as demonstrated by a WIN_READ_NATIVE_MAX command to an empty drive, which triggers a divide-by-zero error and instance crash.
How to fix CVE-2015-6855
To remediate CVE-2015-6855, upgrade the affected package to a fixed version below.
- Debian/qemu—upgrade to 1:2.4+dfsg-2 or later
Is CVE-2015-6855 being exploited?
Low — EPSS is 4.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2.4+dfsg-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |