CVE-2017-8063
HIGHLinux Kernel 4.9-4.9.23 - Denial of Service via DMA Scatterlist Handling
Title source: llmDescription
drivers/media/usb/dvb-usb/cxusb.c in the Linux kernel 4.9.x and 4.10.x before 4.10.12 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash) or possibly have unspecified other impact by leveraging use of more than one virtual page for a DMA scatterlist.
References (5)
Core 5
Core References
Patch x_refsource_confirm
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3f190e3aec212fc8c61e202c51400afa7384d4bc
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/97974
Mailing List, Patch mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/04/16/4
Release Notes x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.12
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/3f190e3aec212fc8c61e202c51400afa7384d4bc
Scores
CVSS v3
7.8
EPSS
0.0041
EPSS Percentile
32.6%
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-119
Status
published
Products (1)
linux/linux_kernel
4.9 - 4.9.24
Published
Apr 23, 2017
Tracked Since
Feb 18, 2026