CVE-2021-36980
5.5
MEDIUM
CVSS 3.1
EPSS 0.08%
Description
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.
How to fix CVE-2021-36980
To remediate CVE-2021-36980, upgrade the affected package to a fixed version below.
- Debian/openvswitch—upgrade to 2.15.0+ds1-2+deb11u1 or later
Is CVE-2021-36980 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.15.0+ds1-2+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |