Use After Free Affecting openvswitch package, versions <2.15.0+ds1-10


Severity

Recommended
0.0
medium
0
10

Snyk's Security Team recommends NVD's CVSS assessment. Learn more

Threat Intelligence

EPSS
0.12% (48th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Use After Free vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DEBIANUNSTABLE-OPENVSWITCH-1320104
  • published20 Jul 2021
  • disclosed20 Jul 2021

Introduced: 20 Jul 2021

CVE-2021-36980  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Debian:unstable openvswitch to version 2.15.0+ds1-10 or higher.

NVD Description

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

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a RAW_ENCAP action.

CVSS Scores

version 3.1