CVE-2017-9077

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 7.8Exploit: NoneExposed: 0

A fix is available — apply it.

The tcp_v6_syn_recv_sock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890.

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
49.9%
KEV
Not listed

Published

May 19, 2017

Last Modified

May 13, 2026

References (20)

Vendor Advisories for CVE-2017-9077(4)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(11)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-raspi2 (4.10.0.1010.12) @ zesty2026-05-22ubuntu
ubuntulinux-image-extra-3.13.0-123-generic (3.13.0-123.172) @ trusty2026-05-22ubuntu
ubuntulinux-image-powerpc64-smp (4.8.0.58.71) @ yakkety2026-05-22ubuntu
ubuntulinux-image-3.13.0-123-generic-lpae (3.13.0-123.172~precise1) @ precise2026-05-22ubuntu
ubuntulinux-image-extra-4.8.0-58-generic (4.8.0-58.63~16.04.1) @ xenial2026-05-22ubuntu
ubuntulinux-image-extra-4.4.0-83-generic (4.4.0-83.106) @ xenial2026-05-22ubuntu
ubuntulinux-image-extra-4.4.0-83-generic (4.4.0-83.106~14.04.1) @ trusty2026-05-22ubuntu
redhatkernel-0:2.6.32-754.el62018-06-19redhat
redhatkernel-rt-1:3.10.0-693.2.1.rt56.585.el6rt2017-09-06redhat
redhatkernel-rt-0:3.10.0-693.rt56.617.el72017-08-01redhat
redhatkernel-0:3.10.0-693.el72017-08-01redhat

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.

Additional Vendor Advisories

(7)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 11× in last 7d / 45× 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 114 total refreshes for this CVE.

  1. 2026-07-16 16:59 UTCEPSS rescore
  2. 2026-07-16 16:59 UTCEPSS rescore
  3. 2026-07-15 16:55 UTCEPSS rescore
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  10. 2026-07-11 22:52 UTCOSV refresh
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  8. 2026-06-23 21:30 UTCEPSS rescore
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  10. 2026-06-23 05:30 UTCOSV refresh
  11. 2026-06-22 14:23 UTCEPSS rescore
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  36. 2026-06-06 13:45 UTCEPSS rescore
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  38. 2026-06-06 03:08 UTCOSV refresh
  39. 2026-06-05 22:44 UTCEPSS rescore
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  45. 2026-06-02 20:11 UTCEPSS rescore
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  49. 2026-05-31 22:28 UTCEPSS rescore
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  67. 2026-05-22 13:15 UTCEG score recompute
  68. 2026-05-22 13:15 UTCVendor advisory
  69. 2026-05-22 13:15 UTCGHSA enrichment
  70. 2026-05-21 22:40 UTCEPSS rescore
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Related CVEs(same vendor)

Frequently asked(5)

What is CVE-2017-9077?
CVE-2017-9077 is a high vulnerability published on May 19, 2017. The tcpv6synrecvsock function in net/ipv6/tcp_ipv6.c in the Linux kernel through 4.11.1 mishandles inheritance, which allows local users to cause a denial of service or possibly have unspecified other impact via crafted system calls, a related issue to CVE-2017-8890.
When was CVE-2017-9077 disclosed?
CVE-2017-9077 was first published in the National Vulnerability Database on May 19, 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-2017-9077 actively exploited?
CVE-2017-9077 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 49.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-9077?
CVE-2017-9077 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2017-9077?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-9077, 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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