CVE-2021-47083

HIGHNVD 7.17.1—
EchelonGraph scoreMEDIUM confidence

Score 7.1 from GitHub Security Advisory (severity: HIGH) published 2024-03-04. NVD baseline CVSS 7.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
7.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.1Exploit: 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:

pinctrl: mediatek: fix global-out-of-bounds issue

When eint virtual eint number is greater than gpio number, it maybe produce 'desc[eint_n]' size globle-out-of-bounds issue.

CVSS v3
7.1
EG Score
7.1(medium)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity71% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
13%
KEV
Not listed

Published

March 4, 2024

Last Modified

August 5, 2026

Advisory Details (4)

Auto-updated Aug 5, 2026
No patch confirmed yet.
generic

pinctrl: mediatek: fix global-out-of-bounds issue - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/2d5446da5acecf9c67db1c9d55ae2c3e5de01f8d
generic

pinctrl: mediatek: fix global-out-of-bounds issue - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/fb563baa3eb8e7a15f2cff3c2695e2cca0493e69
generic

pinctrl: mediatek: fix global-out-of-bounds issue - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/441d3873664d170982922c5d2fc01fa89d9439ed
generic

pinctrl: mediatek: fix global-out-of-bounds issue - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/f373298e1bf0c6ea097c0bcc558dc43ad53e421f

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 13× 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 124 total refreshes for this CVE.

  1. 2026-08-07 16:24 UTCEPSS rescore
  2. 2026-08-06 13:44 UTCEPSS rescore
  3. 2026-08-05 19:15 UTCEPSS rescore
  4. 2026-08-05 09:43 UTCEG score recompute
  5. 2026-08-05 09:43 UTCGHSA enrichment
  6. 2026-08-04 15:06 UTCEPSS rescore
  7. 2026-08-04 12:21 UTCEG score recompute
  8. 2026-08-04 12:21 UTCGHSA enrichment
  9. 2026-08-04 10:34 UTCEPSS rescore
  10. 2026-08-04 09:53 UTCEG score recompute
  11. 2026-08-04 09:53 UTCGHSA enrichment
  12. 2026-08-03 10:33 UTCEPSS rescore
  13. 2026-08-02 02:24 UTCEPSS rescore
  14. 2026-08-01 11:06 UTCOSV refresh
  15. 2026-08-01 04:13 UTCEPSS rescore
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  24. 2026-07-23 02:06 UTCEG score recompute
  25. 2026-07-22 22:52 UTCEG score recompute
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  1. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-21 15:22 UTCEPSS rescore
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  5. 2026-07-19 14:29 UTCEPSS rescore
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  11. 2026-07-15 16:55 UTCEPSS rescore
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  14. 2026-07-14 17:55 UTCOSV refresh
  15. 2026-07-13 06:11 UTCEPSS rescore
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  17. 2026-07-12 05:44 UTCEPSS rescore
  18. 2026-07-11 08:25 UTCEPSS rescore
  19. 2026-07-09 19:07 UTCEPSS rescore
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  21. 2026-07-08 15:12 UTCEPSS rescore
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  23. 2026-07-07 13:43 UTCEPSS rescore
  24. 2026-07-06 16:25 UTCEPSS rescore
  25. 2026-07-06 16:25 UTCEPSS rescore
  26. 2026-07-06 02:21 UTCEPSS rescore
  27. 2026-07-06 02:21 UTCEPSS rescore
  28. 2026-07-05 02:28 UTCEPSS rescore
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  30. 2026-07-04 06:29 UTCEPSS rescore
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  39. 2026-06-27 03:07 UTCEPSS rescore
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  41. 2026-06-26 18:39 UTCOSV refresh
  42. 2026-06-25 13:48 UTCEPSS rescore
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  44. 2026-06-24 14:03 UTCEPSS rescore
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  46. 2026-06-23 21:31 UTCEPSS rescore
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  48. 2026-06-22 14:24 UTCEPSS rescore
  49. 2026-06-21 14:55 UTCEPSS rescore
  50. 2026-06-21 01:58 UTCEPSS rescore
  51. 2026-06-21 01:58 UTCEPSS rescore
  52. 2026-06-19 19:24 UTCEPSS rescore
  53. 2026-06-19 19:24 UTCEPSS rescore
  54. 2026-06-18 17:51 UTCEPSS rescore
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  58. 2026-06-16 17:51 UTCEPSS rescore
  59. 2026-06-15 17:46 UTCEPSS rescore
  60. 2026-06-14 23:15 UTCEPSS rescore
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  62. 2026-06-13 22:58 UTCEPSS rescore
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  64. 2026-06-12 23:10 UTCEPSS rescore
  65. 2026-06-11 13:58 UTCEPSS rescore
  66. 2026-06-10 22:16 UTCEPSS rescore
  67. 2026-06-10 13:20 UTCEPSS rescore
  68. 2026-06-09 03:00 UTCOSV refresh
  69. 2026-06-08 14:15 UTCEPSS rescore
  70. 2026-06-08 14:15 UTCEPSS rescore
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  72. 2026-06-07 15:23 UTCEPSS rescore
  73. 2026-06-07 15:23 UTCEPSS rescore
  74. 2026-06-06 13:46 UTCEPSS rescore
  75. 2026-06-06 13:46 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2021-47083?
CVE-2021-47083 is a high vulnerability published on March 4, 2024. In the Linux kernel, the following vulnerability has been resolved: pinctrl: mediatek: fix global-out-of-bounds issue When eint virtual eint number is greater than gpio number, it maybe produce 'desc[eint_n]' size globle-out-of-bounds issue.
When was CVE-2021-47083 disclosed?
CVE-2021-47083 was first published in the National Vulnerability Database on March 4, 2024, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-47083 actively exploited?
CVE-2021-47083 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 86.5% of all scored CVEs.
What is the CVSS score of CVE-2021-47083?
CVE-2021-47083 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2021-47083?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-47083, 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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