CVE-2019-20811

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.

5.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.03%

Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory kernel.org Vendor Advisory kernel.org

Affected: n/a n/a

References

Link	Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6	release notes vendor advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e	patch vendor advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html	third party advisory mailing list
https://www.debian.org/security/2020/dsa-4698	third party advisory vendor advisory
https://usn.ubuntu.com/4527-1/	third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-20811?: CVE-2019-20811 has been scored as a medium severity vulnerability.
How to fix CVE-2019-20811?: To fix CVE-2019-20811, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-20811 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2019-20811 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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