CVE-2026-68379

HIGHPre-NVD 7.57.5
EchelonGraph scoreHIGH confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-10. a secondary CVSS source baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

In the Linux kernel, the following vulnerability has been resolved:

tcp: fix TIME_WAIT socket reference leak on PSP policy failure

Release the TIME_WAIT socket reference and jump to discard_it upon PSP policy failure in both IPv4 and IPv6 receive paths. This prevents a memory leak of tcp_tw_bucket structures.

CVSS v3
7.5
EG Score
7.5(high)
EG Risk
38(Track)
EG Risk 38/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
47%
KEV
Not listed

Published

August 10, 2026

Last Modified

August 17, 2026

Advisory Details (3)

Auto-updated Aug 14, 2026
No patch confirmed yet.
generic

tcp: fix TIME_WAIT socket reference leak on PSP policy failure - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e666af5dcc905ba694745963174d232deb478c55
generic

tcp: fix TIME_WAIT socket reference leak on PSP policy failure - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/374742a961becbbfc7fbfd1382d978a05e492741
generic

tcp: fix TIME_WAIT socket reference leak on PSP policy failure - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2c1931a81122c3cdc4c89448fe0442c69e21c0d5

Vendor Advisories for CVE-2026-68379(1)

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

Data Freshness Timeline

(refreshed 31× in last 7d / 43× 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.

  1. 2026-08-20 22:56 UTCEPSS rescore
  2. 2026-08-20 21:39 UTCGHSA enrichment
  3. 2026-08-20 09:18 UTCGHSA enrichment
  4. 2026-08-19 20:57 UTCEG score recompute
  5. 2026-08-19 20:57 UTCGHSA enrichment
  6. 2026-08-19 17:04 UTCEPSS rescore
  7. 2026-08-19 08:33 UTCGHSA enrichment
  8. 2026-08-18 20:08 UTCEG score recompute
  9. 2026-08-18 20:08 UTCGHSA enrichment
  10. 2026-08-18 13:49 UTCEPSS rescore
  11. 2026-08-18 13:49 UTCEPSS rescore
  12. 2026-08-18 07:44 UTCGHSA enrichment
  13. 2026-08-17 19:19 UTCEG score recompute
  14. 2026-08-17 19:19 UTCGHSA enrichment
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-17 06:32 UTCEG score recompute
  17. 2026-08-17 06:32 UTCGHSA enrichment
  18. 2026-08-17 05:36 UTCEG score recompute
  19. 2026-08-17 05:36 UTCGHSA enrichment
  20. 2026-08-17 01:53 UTCEG score recompute
  21. 2026-08-17 01:53 UTCGHSA enrichment
  22. 2026-08-16 14:56 UTCEPSS rescore
  23. 2026-08-16 13:31 UTCEG score recompute
  24. 2026-08-16 13:31 UTCGHSA enrichment
  25. 2026-08-16 01:10 UTCGHSA enrichment
Show 18 more
  1. 2026-08-15 12:49 UTCEG score recompute
  2. 2026-08-15 12:49 UTCGHSA enrichment
  3. 2026-08-15 01:30 UTCEPSS rescore
  4. 2026-08-15 00:27 UTCGHSA enrichment
  5. 2026-08-14 12:05 UTCEG score recompute
  6. 2026-08-14 12:05 UTCGHSA enrichment
  7. 2026-08-13 23:44 UTCEG score recompute
  8. 2026-08-13 23:44 UTCGHSA enrichment
  9. 2026-08-13 23:04 UTCEG score recompute 7.50
  10. 2026-08-13 23:04 UTCGHSA enrichment
  11. 2026-08-13 23:03 UTCMITRE cvelistV5CVSS v3 → 7.5 · severity → HIGH
  12. 2026-08-13 22:00 UTCEPSS rescore
  13. 2026-08-13 09:16 UTCEG score recompute
  14. 2026-08-13 09:16 UTCGHSA enrichment
  15. 2026-08-12 13:51 UTCEPSS rescore
  16. 2026-08-10 13:24 UTCNVD update
  17. 2026-08-10 12:18 UTCEG score recompute
  18. 2026-08-10 12:17 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-68379?
CVE-2026-68379 is a high vulnerability published on August 10, 2026. In the Linux kernel, the following vulnerability has been resolved: tcp: fix TIME_WAIT socket reference leak on PSP policy failure Release the TIMEWAIT socket reference and jump to discardit upon PSP policy failure in both IPv4 and IPv6 receive paths. This prevents a memory leak of tcptwbucket…
When was CVE-2026-68379 disclosed?
CVE-2026-68379 was first published in the National Vulnerability Database on August 10, 2026, with the most recent update on August 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-68379 actively exploited?
CVE-2026-68379 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 53.4% of all scored CVEs.
What is the CVSS score of CVE-2026-68379?
CVE-2026-68379 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-68379?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-68379, 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.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-68379

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