Description
Directory traversal vulnerability in the virStorageBackendFileSystemVolCreate function in storage/storage_backend_fs.c in libvirt, when fine-grained Access Control Lists (ACL) are in effect, allows local users with storage_vol:create ACL but not domain:write permission to write to arbitrary files via a .. (dot dot) in a volume name.
References (7)
Core 7
Core References
Patch, Vendor Advisory x_refsource_confirm
http://security.libvirt.org/2015/0004.html
Various Sources x_refsource_confirm
http://libvirt.org/git/?p=libvirt.git%3Ba=commit%3Bh=034e47c338b13a95cf02106a3af912c1c5f818d7
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/90913
Vendor Advisory mailing-list
x_refsource_mlist
https://www.redhat.com/archives/libvir-list/2015-December/msg00473.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-December/174404.html
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/201612-10
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2016-2577.html
Scores
CVSS v3
2.5
EPSS
0.0045
EPSS Percentile
36.1%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
Details
CWE
CWE-22
Status
published
Products (1)
redhat/libvirt
Published
Apr 11, 2016
Tracked Since
Feb 18, 2026