CVE details
CVE-2017-7539
An assertion-failure flaw was found in Qemu before 2.10.1, in the Network Block Device (NBD) server's initial connection negotiation, where the I/O coroutine was undefined. This could crash the qemu-nbd server if a client sent unexpected data during connection negotiation. A remote user or process could use this flaw to crash the qemu-nbd server resulting in denial of service.
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>2.10.1</lt></range>
</package>
</affects>
<description>
<body xmlns="http://www.w3.org/1999/xhtml">
<p>An assertion-failure flaw was found in Qemu before 2.10.1, in the
Network Block Device (NBD) server's initial connection negotiation,
where the I/O coroutine was undefined. This could crash the qemu-nbd
server if a client sent unexpected data during connection negotiation.
A remote user or process could use this flaw to crash the qemu-nbd
server resulting in denial of service.</p>
</body>
</description>
<references>
<cvename>CVE-2017-7539</cvename>
<url>https://nvd.nist.gov/vuln/detail/CVE-2017-7539</url>
</references>
<dates>
<discovery>2018-07-26</discovery>
<entry>2026-10-25</entry>
</dates>
</vuln>