CVE-2021-3655

low

Description

A vulnerability was found in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1984024

https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html

https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html

Details

Source: MITRE

Published: 2021-08-05

Updated: 2022-01-01

Type: CWE-909

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 3.3

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Impact Score: 1.4

Exploitability Score: 1.8

Severity: LOW