CVE-2016-8578
Qemu: 9pfs: potential NULL dereferencein 9pfs routines
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · September 27, 2016
Updated · November 21, 2025
Description
The v9fs_iov_vunmarshal function in fsdev/9p-iov-marshal.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) by sending an empty string parameter to a 9P operation.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3CVSS:3.0/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:L
CVSS 2.0 · 2.3AV:A/AC:M/Au:S/C:N/I:N/A:P
CWE-476 · NULL Pointer Dereference