Description
An issue was discovered in the Linux kernel before 5.0.6. In rx_queue_add_kobject() and netdev_queue_add_kobject() in net/core/net-sysfs.c, a reference count is mishandled, aka CID-a3e23f719f5c.
References (5)
Core 5
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4698
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4527-1/
Scores
CVSS v3
5.5
EPSS
0.0003
EPSS Percentile
8.7%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Details
Status
published
Products (5)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
debian/debian_linux
8.0
debian/debian_linux
9.0
linux/linux_kernel
< 5.0.6
Published
Jun 03, 2020
Tracked Since
Feb 18, 2026