CVE-2026-74604

HIGHPre-NVD 8.48.4
EchelonGraph scoreHIGH confidence

Score 8.4 from GitHub Security Advisory (severity: HIGH) published 2026-08-22. a secondary CVSS source baseline 8.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
8.4EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.4Exploit: 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:

Revert "thermal/drivers/hwmon: Cleanup coding style a bit"

Revert commit 030a48b0f6ce ("thermal/drivers/hwmon: Cleanup coding style a bit") that introduced a use-after-free into the error path of thermal_add_hwmon_sysfs() by removing a valid check from it.

CVSS v3
8.4
EG Score
8.4(high)
EG Risk
42(Track)
EG Risk 42/100SSVC: 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
Severity84% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
3%
KEV
Not listed

Published

August 22, 2026

Last Modified

August 25, 2026

Advisory Details (7)

Auto-updated Aug 25, 2026
No patch confirmed yet.
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/ff8da20b6f47c48d46e47f93f7a59e2d56ee9107
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/6b446d335ba16e93a266dd77adf1ba51abc82df4
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/8d34019d1413629a434a7e8d9f91c76d256196a0
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/6a48ee9a5bda0f8ee501f9bef159fb9f39ff519a
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/999e573212d5f1debf073c68be35e55bbfad12fc
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/b4c01ae6dd56d9dfd96bd1b29c28afa8fa06b366
generic

Revert "thermal/drivers/hwmon: Cleanup coding style a bit" - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2434f4765da8ccd7ef31be88b86f1bfa2e95be11

Vendor Advisories for CVE-2026-74604(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 28× in last 7d / 31× 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. 2026-08-30 02:07 UTCEG score recompute
  2. 2026-08-30 02:07 UTCGHSA enrichment
  3. 2026-08-30 01:22 UTCEPSS rescore
  4. 2026-08-29 13:32 UTCGHSA enrichment
  5. 2026-08-29 00:56 UTCEG score recompute
  6. 2026-08-29 00:56 UTCGHSA enrichment
  7. 2026-08-28 21:42 UTCEPSS rescore
  8. 2026-08-28 10:04 UTCGHSA enrichment
  9. 2026-08-27 21:28 UTCEG score recompute
  10. 2026-08-27 21:28 UTCGHSA enrichment
  11. 2026-08-27 14:25 UTCEPSS rescore
  12. 2026-08-27 08:53 UTCGHSA enrichment
  13. 2026-08-26 20:18 UTCEG score recompute
  14. 2026-08-26 20:18 UTCGHSA enrichment
  15. 2026-08-26 14:47 UTCEPSS rescore
  16. 2026-08-26 07:43 UTCGHSA enrichment
  17. 2026-08-25 19:06 UTCEG score recompute
  18. 2026-08-25 19:06 UTCGHSA enrichment
  19. 2026-08-25 13:49 UTCEPSS rescore
  20. 2026-08-25 06:30 UTCEG score recompute
  21. 2026-08-25 06:30 UTCGHSA enrichment
  22. 2026-08-25 05:45 UTCEG score recompute 8.40
  23. 2026-08-25 05:45 UTCGHSA enrichment
  24. 2026-08-25 05:45 UTCMITRE cvelistV5CVSS v3 → 8.4 · severity → HIGH
  25. 2026-08-25 05:25 UTCEG score recompute
Show 6 more
  1. 2026-08-25 05:25 UTCGHSA enrichment
  2. 2026-08-25 05:25 UTCMITRE cvelistV5
  3. 2026-08-24 14:18 UTCEPSS rescore
  4. 2026-08-22 16:24 UTCNVD update
  5. 2026-08-22 15:42 UTCEG score recompute
  6. 2026-08-22 15:35 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-74604?
CVE-2026-74604 is a high vulnerability published on August 22, 2026. In the Linux kernel, the following vulnerability has been resolved: Revert "thermal/drivers/hwmon: Cleanup coding style a bit" Revert commit 030a48b0f6ce ("thermal/drivers/hwmon: Cleanup coding style a bit") that introduced a use-after-free into the error path of thermaladdhwmon_sysfs() by removing…
When was CVE-2026-74604 disclosed?
CVE-2026-74604 was first published in the National Vulnerability Database on August 22, 2026, with the most recent update on August 25, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-74604 actively exploited?
CVE-2026-74604 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 96.5% of all scored CVEs.
What is the CVSS score of CVE-2026-74604?
CVE-2026-74604 has a CVSS v3 base score of 8.4 (NVD).
How do I remediate CVE-2026-74604?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-74604, 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-2026-74604

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