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CVE-2021-3655

nvd nist
Published: Aug 5, 2021Modified: Jun 17, 2026

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3.3
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Exploitability: 1.8 / Impact: 1.4
Source: NVD

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.

Affected (4)

Linux
1 product
Linux Kernel
Redhat
1 product
Enterprise Linux
Debian
1 product
Debian Linux
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
Before 5.14
Linux Kernel
Version 5.14
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Enterprise Linux
Version 8.0
Configuration C
1 vulnerable
Vulnerable SoftwareAffected Versions
Debian Linux
Version 9.0

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
CWE-909
Missing Initialization of Resource
The product does not initialize a critical resource.

References (6)

Source: secalert@redhat.com
Issue TrackingPatchThird Party Advisory
Source: secalert@redhat.com
Mailing ListThird Party Advisory
Source: secalert@redhat.com
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory

Timeline

No history available yet.