Description
The hashbin_delete function in net/irda/irqueue.c in the Linux kernel before 4.9.13 improperly manages lock dropping, which allows local users to cause a denial of service (deadlock) via crafted operations on IrDA devices.
References (7)
Core 7
Core References
Patch, Release Notes x_refsource_confirm
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/96483
Vendor Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3754-1/
Mailing List, Patch, Third Party Advisory mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2017/02/28/4
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3804
Patch x_refsource_confirm
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c03b862b12f980456f9de92db6d508a4999b788
Patch x_refsource_confirm
https://github.com/torvalds/linux/commit/4c03b862b12f980456f9de92db6d508a4999b788
Scores
CVSS v3
5.5
EPSS
0.0008
EPSS Percentile
23.8%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (1)
linux/linux_kernel
< 4.9.12
Published
Mar 01, 2017
Tracked Since
Feb 18, 2026