CVE-2019-19052

high-risk

Published 2019-11-18

A memory leak in the gs_can_open() function in drivers/net/can/usb/gs_usb.c in the Linux kernel before 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering usb_submit_urb() failures, aka CID-fb5be6a7b486.

Do I need to act?

1.7% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (20)

Linux Kernel

Sd-Wan Edge

Ubuntu Linux

Debian Linux

Leap

Active Iq Unified Manager

Aff Baseboard Management Controller

Cloud Backup

Data Availability Services

E-Series Santricity Os Controller

Affected Vendors

Debian Linux Oracle Broadcom Canonical Netapp Opensuse

References (28)

Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html

Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11

Patch https://github.com/torvalds/linux/commit/fb5be6a7b4863ecc44963bb80ca614584b6c781...

Mailing List https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html

Mailing List https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

Third Party Advisory https://security.netapp.com/advisory/ntap-20191205-0001/

Third Party Advisory https://usn.ubuntu.com/4225-1/

Third Party Advisory https://usn.ubuntu.com/4225-2/

Third Party Advisory https://usn.ubuntu.com/4226-1/

Third Party Advisory https://usn.ubuntu.com/4227-1/

Third Party Advisory https://usn.ubuntu.com/4227-2/

Third Party Advisory https://usn.ubuntu.com/4228-1/

Third Party Advisory https://usn.ubuntu.com/4228-2/

Third Party Advisory https://www.oracle.com/security-alerts/cpuApr2021.html

Third Party Advisory http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html

Release Notes https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11

Patch https://github.com/torvalds/linux/commit/fb5be6a7b4863ecc44963bb80ca614584b6c781...

Mailing List https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html

Mailing List https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

Third Party Advisory https://security.netapp.com/advisory/ntap-20191205-0001/

and 8 more references

/ 100

high-risk

Severity 26/34 · High

Exploitability 4/34 · Minimal

Exposure 24/34 · High