CVE details
CVE-2018-7550
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 ports (1)
| Port | Package | Version | Status | Maintainer |
|---|---|---|---|---|
| emulators/qemu-cheri | qemu-cheri | 0.d20260108 | unaddressed | brooks@FreeBSD.org |
Template for a VuXML entry
Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.
<vuln vid="FIXME (make newentry)">
<topic>FIXME -- FIXME</topic>
<affects>
<package>
<name>qemu-cheri</name>
<range><lt>FIXME</lt></range>
</package>
</affects>
<description>
<body xmlns="http://www.w3.org/1999/xhtml">
<p>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.</p>
</body>
</description>
<references>
<cvename>CVE-2018-7550</cvename>
<url>https://nvd.nist.gov/vuln/detail/CVE-2018-7550</url>
</references>
<dates>
<discovery>2018-03-01</discovery>
<entry>2026-10-25</entry>
</dates>
</vuln>