Home/CVE/hw/ide/core.c in QEMU does not properly restrict the commands accepted by an ATAPI device, which allows guest users to c
CVE

CVE-2015-6855

hw/ide/core.c in QEMU does not properly restrict the commands accepted by an ATAPI device, which allows guest users to c

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.

HIGH · CVSS 7.5 EPSS 0.04251
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-369Divide By Zero
▤

Affected Products & Versions

7
qemu<= 2.4.1
debian linuxall versions
fedoraproject fedoraall versions
suse linux enterprise desktopall versions
suse linux enterprise serverall versions
canonical ubuntu linuxall versions
arista eosall versions
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Nov 2015 · 09:59 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

10
suse-csafopenSUSE-SU-2024:10196-1
suse-csafopenSUSE-SU-2024:11287-1
suse-csafSUSE-SU-2016:1785-1
suse-csafSUSE-SU-2016:1745-1
suse-csafSUSE-SU-2016:1698-1
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168602.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169036.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169039.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169327.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169341.htmlThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167369.htmlThird Party Advisory
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