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 cause a denial of service or possibly have unspecified other impact via certain
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.50% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 88.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2015-11-06 21:00Z10 YR AGO
- Last updated
- 2024-08-06 07:36Z2 YR AGO
- Reserved
- 2015-09-10
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-369Divide By ZeroBase
- Data version
- 5.1
- Document digest
- 4068d6e8206524446c765b04de4f65dd1b9b2a3df8910664ddd42ed197904040
05 Affected products
06 References
- www.debian.orgDSA-3361http://www.debian.org/security/2015/dsa-3361
- www.securityfocus.com76691http://www.securityfocus.com/bid/76691
- lists.fedoraproject.orgFEDORA-2015-16369http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169036.html
- lists.fedoraproject.orgFEDORA-2015-16370http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167369.html
- lists.fedoraproject.orgFEDORA-2015-d6ea74993ahttp://lists.fedoraproject.org/pipermail/package-announce/2015-October/169341.html
- www.openwall.com[oss-security] 20150910 Re: CVE request Qemu: ide: divide by zero issuehttp://www.openwall.com/lists/oss-security/2015/09/10/2
- lists.opensuse.orgSUSE-SU-2015:1782http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00019.html
- www.openwall.com[oss-security] 20150910 CVE request Qemu: ide: divide by zero issuehttp://www.openwall.com/lists/oss-security/2015/09/10/1
- lists.fedoraproject.orgFEDORA-2015-16368http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169039.html
- www.debian.orgDSA-3362http://www.debian.org/security/2015/dsa-3362
- www.ubuntu.comUSN-2745-1http://www.ubuntu.com/usn/USN-2745-1
- lists.fedoraproject.orgFEDORA-2015-8dc71ade88http://lists.fedoraproject.org/pipermail/package-announce/2015-October/168602.html
- lists.gnu.org[Qemu-devel] 20150907 [PATCH] ide: fix ATAPI command permissionshttps://lists.gnu.org/archive/html/qemu-devel/2015-09/msg02479.html
- lists.fedoraproject.orgFEDORA-2015-4896530727http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169327.html
- security.gentoo.orgGLSA-201602-01https://security.gentoo.org/glsa/201602-01
- www.arista.comhttps://www.arista.com/en/support/advisories-notices/security-advisories/1188-security-advisory-14
07 Fixed in
Debian 12
- qemu Fixed in 1:2.4+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- qemu Fixed in 1:2.4+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- qemu Fixed in 1:2.4+dfsg-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- qemu Fixed in 2.0.0+dfsg-2ubuntu1.19
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.