CVE-2021-3772

MEDIUM

Linux Kernel < 5.15.0 - Denial of Service via Spoofed SCTP Chunks

Title source: llm
STIX 2.1

Description

A flaw was found in the Linux SCTP stack. A blind attacker may be able to kill an existing SCTP association through invalid chunks if the attacker knows the IP-addresses and port numbers being used and the attacker can send packets with spoofed IP addresses.

References (8)

Core 8
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Third Party Advisory vendor-advisory
https://www.debian.org/security/2022/dsa-5096
Issue Tracking, Patch, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2000694
Patch, Third Party Advisory
https://ubuntu.com/security/CVE-2021-3772

Scores

CVSS v3 6.5
EPSS 0.0121
EPSS Percentile 64.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

Details

CWE
CWE-354
Status published
Products (35)
debian/debian_linux 9.0
debian/debian_linux 10.0
linux/linux_kernel < 5.15.0
netapp/e-series_santricity_os_controller 11.0
netapp/e-series_santricity_os_controller 11.0.0
netapp/e-series_santricity_os_controller 11.20
netapp/e-series_santricity_os_controller 11.25
netapp/e-series_santricity_os_controller 11.30
netapp/e-series_santricity_os_controller 11.30.5r3
netapp/e-series_santricity_os_controller 11.40
... and 25 more
Published Mar 02, 2022
Tracked Since Feb 18, 2026