CVE-2019-19068 Information

Description

A memory leak in the rtl8xxxu_submit_int_urb() function in drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.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-a2cdd07488e6.

CVSS Vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html https://github.com/torvalds/linux/commit/a2cdd07488e666aa93a49a3fc9c9b1299e27ef3c https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/ https://security.netapp.com/advisory/ntap-20191205-0001/ https://usn.ubuntu.com/4286-1/ https://usn.ubuntu.com/4286-2/ https://usn.ubuntu.com/4300-1/ https://usn.ubuntu.com/4301-1/ https://usn.ubuntu.com/4302-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

4.6