Memory Leak Affecting openvswitch2.15 package, versions <0:2.15.0-55.el8fdp


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.65% (80th percentile)

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  • Snyk IDSNYK-RHEL8-OPENVSWITCH215-4405198
  • published4 Nov 2021
  • disclosed29 Sept 2021

Introduced: 29 Sep 2021

CVE-2021-3905  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade RHEL:8 openvswitch2.15 to version 0:2.15.0-55.el8fdp or higher.
This issue was patched in RHBA-2022:0052.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openvswitch2.15 package and not the openvswitch2.15 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

CVSS Scores

version 3.1