Security readout for executives and security teams
This is a QEMU virtualization flaw in the emulated LSI SCSI controller. A malformed message length can cause out-of-bounds access in QEMU 3.0.0. Business risk depends on whether affected QEMU builds are used to run guests, especially where guest users are not fully trusted. Exposure is most likely on systems running QEMU 3.0.0 or downstream packages identified by vendor advisories, especially virtualization hosts using the LSI SCSI emulation path. The bundle does not provide complete affected version ranges or CPEs. Handle through normal vulnerability management unless local exposure involves untrusted guest workloads. The absence of CVSS and exploitation evidence limits urgency scoring, but virtualization host issues can carry higher business impact than ordinary application bugs. Mitigation focus: Apply QEMU security updates from the relevant OS or product vendor.; Check Ubuntu, Fedora, openSUSE, Debian, and NetApp advisories for applicable fixed packages.; Restart or cycle affected virtualization services according to vendor maintenance procedures..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-18849 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- USN-3826-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- FEDORA-2018-87f2ace20dCVE reference · vendor-advisory, x_refsource_FEDORA
- https://lists.gnu.org/archive/html/qemu-devel/2018-10/msg06401.htmlCVE reference · x_refsource_MISC
- https://security.netapp.com/advisory/ntap-20190411-0006/CVE reference · x_refsource_CONFIRM
- [debian-lts-announce] 20190509 [SECURITY] [DLA 1781-1] qemu security updateCVE reference · mailing-list, x_refsource_MLIST
- DSA-4454CVE reference · vendor-advisory, x_refsource_DEBIAN
- 20190531 [SECURITY] [DSA 4454-1] qemu security updateCVE reference · mailing-list, x_refsource_BUGTRAQ
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.