Improper Input Validation Affecting openvswitch package, versions <2.8.1+dfsg1-2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN11-OPENVSWITCH-523037
- published29 May 2017
- disclosed29 May 2017
Introduced: 29 May 2017
CVE-2017-9263 (opens in a new tab)How to fix?
Upgrade Debian:11 openvswitch to version 2.8.1+dfsg1-2 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:11 relevant fixed versions and status.
In Open vSwitch (OvS) 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort() function for undefined role status reasons in the function ofp_print_role_status_message in lib/ofp-print.c that may be leveraged toward a remote DoS attack by a malicious switch.
References
- https://security-tracker.debian.org/tracker/CVE-2017-9263
- https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332966.html
- https://access.redhat.com/errata/RHSA-2017:2418
- https://access.redhat.com/errata/RHSA-2017:2553
- https://access.redhat.com/errata/RHSA-2017:2648
- https://access.redhat.com/errata/RHSA-2017:2665
- https://access.redhat.com/errata/RHSA-2017:2692
- https://access.redhat.com/errata/RHSA-2017:2698
- https://access.redhat.com/errata/RHSA-2017:2727
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-9263