CVE-2019-3874

Description

The SCTP socket buffer used by a userspace application is not accounted by the cgroups subsystem. An attacker can use this flaw to cause a denial of service attack. Kernel 3.10.x and 4.18.x branches are believed to be vulnerable.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.06%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: The Linux Foundation kernel
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3981-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3980-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3979-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3982-2/ third party advisory vendor advisory
https://usn.ubuntu.com/3982-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3980-2/ third party advisory vendor advisory
https://usn.ubuntu.com/3981-2/ third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:3309 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:3517 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html third party advisory mailing list
https://www.oracle.com/security-alerts/cpuApr2021.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3874 issue tracking third party advisory patch
https://security.netapp.com/advisory/ntap-20190411-0003/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-3874?
CVE-2019-3874 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3874?
To fix CVE-2019-3874, 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-2019-3874 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-3874 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.
What software or system is affected by CVE-2019-3874?
CVE-2019-3874 affects The Linux Foundation kernel.
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