CVE-2017-9265

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-13. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 3%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

In Open vSwitch (OvS) v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in lib/ofp-util.c in the function ofputil_pull_ofp15_group_mod.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
84.8%
KEV
Not listed

Published

May 29, 2017

Last Modified

May 13, 2026

Advisory Details (8)

Auto-updated May 18, 2026
Patch available. Sources: redhat.
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2553
redhat Patch Available

Affected: Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2017:2418
generic

[ovs-dev] [PATCH] ofp-util: Check length of buckets in ofputil_pull_ofp15_group_mod().

https://mail.openvswitch.org/pipermail/ovs-dev/2017-May/332965.html
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2727
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2698
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2692
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2665
redhat Patch Available
https://access.redhat.com/errata/RHSA-2017:2648

Patch Availability(5)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntuopenvswitch-common (2.6.1-0ubuntu5.1) @ zesty2026-05-20ubuntu
redhatopenvswitch-0:2.6.1-13.git20161206.el7ost2017-09-13redhat
redhatopenvswitch-0:2.5.0-15.git20160727.el7ost2017-09-12redhat
redhatopenvswitch-0:2.4.1-2.git20160727.el7ost2017-09-06redhat
redhatopenvswitch-0:2.7.2-1.git20170719.el7fdp2017-08-03redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

All Vendor Advisories

(8)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 12× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 124 total refreshes for this CVE.

  1. 2026-07-07 13:42 UTCEPSS rescore
  2. 2026-07-06 16:24 UTCEPSS rescore
  3. 2026-07-06 16:24 UTCEPSS rescore
  4. 2026-07-06 02:20 UTCEPSS rescore
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  6. 2026-07-05 02:27 UTCEPSS rescore
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  9. 2026-07-02 16:54 UTCEPSS rescore
  10. 2026-07-01 15:03 UTCEPSS rescore
  11. 2026-06-30 23:19 UTCEPSS rescore
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  15. 2026-06-28 04:53 UTCEPSS rescore
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  17. 2026-06-27 03:06 UTCEPSS rescore
  18. 2026-06-25 13:47 UTCEPSS rescore
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  21. 2026-06-23 21:30 UTCEPSS rescore
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  24. 2026-06-22 14:23 UTCEPSS rescore
  25. 2026-06-21 01:57 UTCEPSS rescore
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  1. 2026-06-21 01:57 UTCEPSS rescore
  2. 2026-06-19 19:23 UTCEPSS rescore
  3. 2026-06-19 19:23 UTCEPSS rescore
  4. 2026-06-19 17:55 UTCOSV refresh
  5. 2026-06-18 17:50 UTCEPSS rescore
  6. 2026-06-17 17:50 UTCEPSS rescore
  7. 2026-06-16 17:50 UTCEPSS rescore
  8. 2026-06-15 17:45 UTCEPSS rescore
  9. 2026-06-14 23:14 UTCEPSS rescore
  10. 2026-06-14 23:14 UTCEPSS rescore
  11. 2026-06-13 22:58 UTCEPSS rescore
  12. 2026-06-13 22:57 UTCEPSS rescore
  13. 2026-06-12 23:09 UTCEPSS rescore
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  15. 2026-06-11 13:57 UTCEPSS rescore
  16. 2026-06-10 22:15 UTCEPSS rescore
  17. 2026-06-10 13:19 UTCEPSS rescore
  18. 2026-06-08 14:14 UTCEPSS rescore
  19. 2026-06-08 14:14 UTCEPSS rescore
  20. 2026-06-07 15:22 UTCEPSS rescore
  21. 2026-06-07 15:22 UTCEPSS rescore
  22. 2026-06-06 13:45 UTCEPSS rescore
  23. 2026-06-06 13:45 UTCEPSS rescore
  24. 2026-06-05 22:44 UTCEPSS rescore
  25. 2026-06-05 22:44 UTCEPSS rescore
  26. 2026-06-05 06:08 UTCEPSS rescore
  27. 2026-06-05 06:08 UTCEPSS rescore
  28. 2026-06-04 13:10 UTCEPSS rescore
  29. 2026-06-04 13:10 UTCEPSS rescore
  30. 2026-06-02 20:11 UTCEPSS rescore
  31. 2026-06-02 20:11 UTCEPSS rescore
  32. 2026-06-01 13:49 UTCEPSS rescore
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  34. 2026-05-31 22:28 UTCEPSS rescore
  35. 2026-05-31 00:14 UTCEPSS rescore
  36. 2026-05-31 00:14 UTCEPSS rescore
  37. 2026-05-30 23:23 UTCOSV refresh
  38. 2026-05-29 13:41 UTCEPSS rescore
  39. 2026-05-28 13:42 UTCEPSS rescore
  40. 2026-05-28 13:42 UTCEPSS rescore
  41. 2026-05-27 13:38 UTCEPSS rescore
  42. 2026-05-27 13:38 UTCEPSS rescore
  43. 2026-05-26 13:42 UTCEPSS rescore
  44. 2026-05-26 07:17 UTCEPSS rescore
  45. 2026-05-26 07:17 UTCEPSS rescore
  46. 2026-05-22 21:15 UTCEPSS rescore
  47. 2026-05-22 21:15 UTCEPSS rescore
  48. 2026-05-22 21:15 UTCEPSS rescore
  49. 2026-05-22 21:15 UTCEPSS rescore
  50. 2026-05-22 21:15 UTCEPSS rescore
  51. 2026-05-22 21:15 UTCEPSS rescore
  52. 2026-05-22 21:15 UTCEPSS rescore
  53. 2026-05-21 22:40 UTCEPSS rescore
  54. 2026-05-21 22:40 UTCEPSS rescore
  55. 2026-05-20 22:37 UTCEPSS rescore
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  63. 2026-05-20 22:37 UTCEPSS rescore
  64. 2026-05-20 11:21 UTCEPSS rescore
  65. 2026-05-20 11:21 UTCEPSS rescore
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  67. 2026-05-20 11:21 UTCEPSS rescore
  68. 2026-05-20 11:21 UTCEPSS rescore
  69. 2026-05-20 11:21 UTCEPSS rescore
  70. 2026-05-20 09:17 UTCEG score recompute
  71. 2026-05-20 09:17 UTCVendor advisory
  72. 2026-05-20 09:17 UTCGHSA enrichment
  73. 2026-05-20 05:10 UTCEG score recompute
  74. 2026-05-20 05:10 UTCVendor advisory
  75. 2026-05-20 05:10 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2017-9265?
CVE-2017-9265 is a critical vulnerability published on May 29, 2017. In Open vSwitch (OvS) v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in lib/ofp-util.c in the function ofputilpullofp15groupmod.
When was CVE-2017-9265 disclosed?
CVE-2017-9265 was first published in the National Vulnerability Database on May 29, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-9265 actively exploited?
CVE-2017-9265 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 84.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-9265?
CVE-2017-9265 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2017-9265?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-9265, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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