CVE Vulnerability

CVE-2021-3905

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.

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

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

Configuration 1

cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:7.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:21.10:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
cpe:2.3:a:redhat:enterprise_linux_fast_datapath:8.0:*:*:*:*:*:*:*
Information

Published : 2022-08-23 04:15

Updated : 2022-08-27 02:01

NVD link : CVE-2021-3905

Mitre link : CVE-2021-3905

Products Affected
No products.
CWE
CWE-401