Description
The ipxitf_ioctl function in net/ipx/af_ipx.c in the Linux kernel through 4.11.1 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a failed SIOCGIFADDR ioctl call for an IPX interface.
References (8)
Core 8
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1039237
Issue Tracking, Patch, Vendor Advisory x_refsource_confirm
https://github.com/torvalds/linux/commit/ee0d8d8482345ff97a75a7d747efc309f13b0d80
Third Party Advisory x_refsource_confirm
https://source.android.com/security/bulletin/2017-09-01
Patch x_refsource_confirm
https://patchwork.ozlabs.org/patch/757549/
Patch x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee0d8d8482345ff97a75a7d747efc309f13b0d80
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/98439
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3886
Issue Tracking, Patch x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1447734
Scores
CVSS v3
7.8
EPSS
0.0008
EPSS Percentile
23.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
Status
published
Products (4)
debian/debian_linux
8.0
debian/debian_linux
9.0
linux/linux_kernel
< 3.2.89
n/a/Linux kernel through 4.11.1
Linux kernel through 4.11.1
Published
May 14, 2017
Tracked Since
Feb 18, 2026