Description
The (1) v9fs_create and (2) v9fs_lcreate functions in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allow local guest OS privileged users to cause a denial of service (file descriptor or memory consumption) via vectors related to an already in-use fid.
References (7)
Core 7
Core References
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Mailing List, Patch, Third Party Advisory, VDB Entry mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/04/03/2
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201706-03
Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1437871
Various Sources x_refsource_confirm
http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=d63fb193e71644a073b77ff5ac6f1216f2f6cf6e
Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.gnu.org/archive/html/qemu-devel/2017-03/msg05449.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/97319
Scores
CVSS v3
6.0
EPSS
0.0004
EPSS Percentile
12.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
Details
CWE
CWE-772
Status
published
Products (3)
debian/debian_linux
8.0
qemu/qemu
2.9.0 rc0 (2 CPE variants)
qemu/qemu
< 2.8.1
Published
Apr 10, 2017
Tracked Since
Feb 18, 2026