Incomplete Cleanup Affecting opendaylight package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.54% (90th percentile)

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  • Snyk IDSNYK-RHEL7-OPENDAYLIGHT-5260025
  • published1 Nov 2021
  • disclosed12 Jul 2021

Introduced: 12 Jul 2021

CVE-2021-30639  (opens in a new tab)
CWE-459  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:7 opendaylight.

NVD Description

Note: Versions mentioned in the description apply only to the upstream opendaylight package and not the opendaylight package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. An error introduced as part of a change to improve error handling during non-blocking I/O meant that the error flag associated with the Request object was not reset between requests. This meant that once a non-blocking I/O error occurred, all future requests handled by that request object would fail. Users were able to trigger non-blocking I/O errors, e.g. by dropping a connection, thereby creating the possibility of triggering a DoS. Applications that do not use non-blocking I/O are not exposed to this vulnerability. This issue affects Apache Tomcat 10.0.3 to 10.0.4; 9.0.44; 8.5.64.

CVSS Scores

version 3.1