UBUNTU-CVE-2021-36980

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Source
https://ubuntu.com/security/CVE-2021-36980
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-36980.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-36980
Upstream
Downstream
Related
Published
2021-07-20T07:15:00Z
Modified
2025-09-08T16:47:15Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decodeNXASTRAWENCAP (called from ofpactdecode and ofpactsdecode) during the decoding of a RAWENCAP action.

References

Affected packages

Ubuntu:20.04:LTS / openvswitch

Package

Name
openvswitch
Purl
pkg:deb/ubuntu/openvswitch@2.13.3-0ubuntu0.20.04.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.13.3-0ubuntu0.20.04.2

Affected versions

2.*

2.12.0-0ubuntu1
2.12.0-0ubuntu2
2.12.1~git20191107.7accd1302-0ubuntu1
2.12.90~git20200107.af683565b-0ubuntu1
2.12.90~git20200107.af683565b-0ubuntu2
2.12.90~git20200107.af683565b-0ubuntu3
2.13.0~git20200127.dbdf66c29-0ubuntu2
2.13.0~git20200212.15ae9db33-0ubuntu1
2.13.0~git20200212.15ae9db33-0ubuntu2
2.13.0-0ubuntu1
2.13.1-0ubuntu0.20.04.1
2.13.1-0ubuntu0.20.04.3
2.13.1-0ubuntu0.20.04.4
2.13.3-0ubuntu0.20.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "openvswitch-common",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-pki",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-source",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-switch",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-switch-dpdk",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-test",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-testcontroller",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "openvswitch-vtep",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        },
        {
            "binary_name": "python3-openvswitch",
            "binary_version": "2.13.3-0ubuntu0.20.04.2"
        }
    ],
    "availability": "No subscription required"
}