Description
A memory leak in the ath10k_usb_hif_tx_sg() function in drivers/net/wireless/ath/ath10k/usb.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures, aka CID-b8d17e7d93d2.
References (10)
Core 10
Core References
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MN6MLCN7G7VFTSXSZYXKXEFCUMFBUAXQ/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D4ISVNIC44SOGXTUBCIZFSUNQJ5LRKNZ/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4258-1/
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4287-1/
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4287-2/
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/4284-1/
Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuApr2021.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20191205-0001/
Patch, Third Party Advisory x_refsource_misc
https://github.com/torvalds/linux/commit/b8d17e7d93d2beb89e4f34c59996376b8b544792
Scores
CVSS v3
7.5
EPSS
0.0395
EPSS Percentile
88.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-401
Status
published
Products (5)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
canonical/ubuntu_linux
19.10
linux/linux_kernel
4.14 - 4.14.165
Published
Nov 18, 2019
Tracked Since
Feb 18, 2026