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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities
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CVE-2021-3905 Detail

Description

A memory leak was found in Open vSwitch (OVS) during userspace IP fragmentation processing. An attacker could use this flaw to potentially exhaust available memory by keeping sending packet fragments.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/security/cve/CVE-2021-3905 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=2019692 Issue Tracking  Patch  Third Party Advisory 
https://github.com/openvswitch/ovs-issues/issues/226 Exploit  Issue Tracking  Patch  Third Party Advisory 
https://github.com/openvswitch/ovs/commit/803ed12e31b0377c37d7aa8c94b3b92f2081e349 Patch  Third Party Advisory 
https://security.gentoo.org/glsa/202311-16
https://ubuntu.com/security/CVE-2021-3905 Patch  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-401 Missing Release of Memory after Effective Lifetime cwe source acceptance level NIST   Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-3905
NVD Published Date:
08/23/2022
NVD Last Modified:
11/26/2023
Source:
Red Hat, Inc.