CVE-2018-7550
HIGH
8.8
CVSS Score
Published: March 1, 2018 at 12:00 AM UTC
Updated: June 17, 2026 at 02:03 AM UTC
9 products affected across 4 vendorsDebian LinuxUbuntu LinuxEnterprise Linux Desktop
Using N/A by N/A?
Get instant alerts when new vulnerabilities affect N/A - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 0.6%
Description
The load_multiboot function in hw/i386/multiboot.c in Quick Emulator (aka QEMU) allows local guest OS users to execute arbitrary code on the QEMU host via a mh_load_end_addr value greater than mh_bss_end_addr, which triggers an out-of-bounds read or write memory access.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%95%
Enterprise Linux Server· Red Hatrubygems
95%95%
95%
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (11)
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:1369Vendor AdvisoryThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:2462Issue TrackingVendor Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1549798Mailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/04/msg00015.htmlMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/04/msg00016.htmlMailing ListThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlCVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125CWE-787
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card