What’s Vulnerable › Vulnerabilities

CVE-2018-17206

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-09-19 · updated 2026-06-17
• Weakness: CWE-125

Description

An issue was discovered in Open vSwitch (OvS) 2.7.x through 2.7.6. The decode_bundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding.

Affected products

• Canonical Ubuntu Linux: 16.04, 18.04
• Debian Linux: 9.0
• Openvswitch: from 2.7.0 through 2.7.6
• OpenStack: 10, 13

References

• https://access.redhat.com/errata/RHSA-2018:3500
• https://access.redhat.com/errata/RHSA-2019:0053
• https://access.redhat.com/errata/RHSA-2019:0081
• https://github.com/openvswitch/ovs/commit/9237a63c47bd314b807cda0bd2216264e82edbe8
• https://lists.debian.org/debian-lts-announce/2021/02/msg00032.html
• https://usn.ubuntu.com/3873-1/
• https://access.redhat.com/errata/RHSA-2018:3500
• https://access.redhat.com/errata/RHSA-2019:0053
• https://access.redhat.com/errata/RHSA-2019:0081
• https://github.com/openvswitch/ovs/commit/9237a63c47bd314b807cda0bd2216264e82edbe8
• https://lists.debian.org/debian-lts-announce/2021/02/msg00032.html
• https://usn.ubuntu.com/3873-1/

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