6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P
0.001 Low
EPSS
Percentile
48.1%
kernel is vulnerable to information disclosure. The vulnerability exists due to a flaw was found in the Linux SCTP stack allowing an attacker 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.
access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.6_release_notes/
access.redhat.com/errata/RHSA-2022:1975
access.redhat.com/errata/RHSA-2022:1988
access.redhat.com/security/cve/CVE-2021-3772
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=2000694
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=32f8807a48ae55be0e76880cfe8607a18b5bb0df
github.com/torvalds/linux/commit/32f8807a48ae55be0e76880cfe8607a18b5bb0df
lists.debian.org/debian-lts-announce/2022/03/msg00012.html
security.netapp.com/advisory/ntap-20221007-0001/
ubuntu.com/security/CVE-2021-3772
www.debian.org/security/2022/dsa-5096
www.oracle.com/security-alerts/cpujul2022.html
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:P/A:P
0.001 Low
EPSS
Percentile
48.1%