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.
Published: 2021-08-05
Score: 3.3 Low
EPSS: < 1% Very Low
KEV: No
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Remediation

No solution or workaround provided in the CVE record.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2785-1 linux-4.19 security update
Debian DLA Debian DLA DLA-2843-1 linux security update
EUVD EUVD EUVD-2021-26950 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.
Ubuntu USN Ubuntu USN USN-5136-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5139-1 Linux kernel (OEM 5.10) vulnerabilities
Ubuntu USN Ubuntu USN USN-5161-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5162-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5163-1 Linux kernel vulnerabilities
History

Thu, 08 Oct 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Debian Debian Linux
Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-10-08T21:03:24.773Z

Reserved: 2021-07-20T00:00:00.000Z

Link: CVE-2021-3655

cve-icon Vulnrichment

Updated: 2024-08-03T17:01:07.956Z

cve-icon NVD

Status : Modified

Published: 2021-08-05T21:15:13.707

Modified: 2026-10-08T21:17:40.797

Link: CVE-2021-3655

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-06-28T00:00:00Z

Links: CVE-2021-3655 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses