Vulnerability identifier: #VU70466
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to the SCTP socket buffer used by a userspace application is not accounted by the cgroups subsystem. A local user can perform a denial of service (DoS) attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Linux kernel:
External links
http://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3874
http://security.netapp.com/advisory/ntap-20190411-0003/
http://usn.ubuntu.com/3981-1/
http://usn.ubuntu.com/3980-1/
http://usn.ubuntu.com/3979-1/
http://usn.ubuntu.com/3982-2/
http://usn.ubuntu.com/3982-1/
http://usn.ubuntu.com/3980-2/
http://usn.ubuntu.com/3981-2/
http://access.redhat.com/errata/RHSA-2019:3517
http://access.redhat.com/errata/RHSA-2019:3309
http://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
http://www.oracle.com/security-alerts/cpuApr2021.html
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.