CVE-2026-43342

MEDIUMNVD 4.74.7—
EchelonGraph scoreMEDIUM confidence

Score 4.7 from GitHub Security Advisory published 2026-05-08. NVD baseline CVSS 4.7; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 4.7Exploit: NoneExposed: 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:

usb: gadget: f_rndis: Protect RNDIS options with mutex

The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrently through configfs.

Use existing mutex to protect these options. This issue was identified during code inspection.

CVSS v3
4.7
EG Score
4.7(medium)
EPSS
0.4%
KEV
Not listed

Published

May 8, 2026

Last Modified

May 18, 2026

Advisory Details (8)

Auto-updated May 18, 2026
No patch confirmed yet.
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/cb5316b37288ab8791584e32f114c4f41ad45b67
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/c1b3d5b0acb194efe20fc5864ee03439fa7bd45c
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/8d8c68b1fc06ece60cf43e1306ff0f4ac121547e
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7d8fa3b8783ab95a46e20d97fbeeede719b2efda
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/65b7dbf80a1627667c241fff7c1c224f3118014f
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/446f1842cda929c40d4697722bfdcfb334bc9692
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/209decd3f7901df9842b83f2540dc8685e344a07
generic

usb: gadget: f_rndis: Protect RNDIS options with mutex - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/0a75d97c53477a59c0aa1c65f69038c719f9c5b8

Vendor Advisories for CVE-2026-43342(1)

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

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 28× 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. 2026-07-13 22:30 UTCEPSS rescore
  2. 2026-07-13 06:13 UTCEPSS rescore
  3. 2026-07-12 05:46 UTCEPSS rescore
  4. 2026-07-11 08:27 UTCEPSS rescore
  5. 2026-07-09 19:10 UTCEPSS rescore
  6. 2026-07-08 15:16 UTCEPSS rescore
  7. 2026-07-07 13:46 UTCEPSS rescore
  8. 2026-07-06 16:27 UTCEPSS rescore
  9. 2026-06-29 14:06 UTCEPSS rescore
  10. 2026-06-28 05:08 UTCEG score recompute
  11. 2026-06-28 05:08 UTCGHSA enrichment
  12. 2026-06-28 04:56 UTCEPSS rescore
  13. 2026-06-27 03:08 UTCEPSS rescore
  14. 2026-06-26 21:31 UTCEG score recompute
  15. 2026-06-26 21:30 UTCGHSA enrichment
  16. 2026-06-23 21:33 UTCEPSS rescore
  17. 2026-06-21 01:59 UTCEPSS rescore
  18. 2026-06-18 17:52 UTCEPSS rescore
  19. 2026-06-18 17:52 UTCEPSS rescore
  20. 2026-06-17 17:53 UTCEPSS rescore
  21. 2026-06-17 01:56 UTCEG score recompute
  22. 2026-06-17 01:56 UTCGHSA enrichment
  23. 2026-06-16 17:52 UTCEPSS rescore
  24. 2026-06-15 17:49 UTCEPSS rescore
  25. 2026-06-15 01:25 UTCEG score recompute
Show 67 more
  1. 2026-06-15 01:25 UTCGHSA enrichment
  2. 2026-06-14 02:58 UTCEG score recompute
  3. 2026-06-14 02:58 UTCGHSA enrichment
  4. 2026-06-13 23:00 UTCEPSS rescore
  5. 2026-06-12 23:12 UTCEPSS rescore
  6. 2026-06-12 23:12 UTCEPSS rescore
  7. 2026-06-12 05:13 UTCEG score recompute
  8. 2026-06-12 05:13 UTCGHSA enrichment
  9. 2026-06-11 14:00 UTCEPSS rescore
  10. 2026-06-11 07:27 UTCEG score recompute
  11. 2026-06-11 07:27 UTCGHSA enrichment
  12. 2026-06-10 22:18 UTCEPSS rescore
  13. 2026-06-10 13:22 UTCEPSS rescore
  14. 2026-06-10 13:22 UTCEPSS rescore
  15. 2026-06-10 09:41 UTCEG score recompute
  16. 2026-06-10 09:41 UTCGHSA enrichment
  17. 2026-06-09 11:55 UTCEG score recompute
  18. 2026-06-09 11:55 UTCGHSA enrichment
  19. 2026-06-08 14:17 UTCEPSS rescore
  20. 2026-06-08 14:17 UTCEPSS rescore
  21. 2026-06-08 14:09 UTCEG score recompute
  22. 2026-06-08 14:09 UTCGHSA enrichment
  23. 2026-06-07 16:24 UTCEG score recompute
  24. 2026-06-07 16:24 UTCGHSA enrichment
  25. 2026-06-07 15:25 UTCEPSS rescore
  26. 2026-06-07 15:25 UTCEPSS rescore
  27. 2026-06-06 18:38 UTCEG score recompute
  28. 2026-06-06 18:38 UTCGHSA enrichment
  29. 2026-06-06 13:47 UTCEPSS rescore
  30. 2026-06-06 13:47 UTCEPSS rescore
  31. 2026-06-05 22:47 UTCEPSS rescore
  32. 2026-06-05 20:52 UTCEG score recompute
  33. 2026-06-05 20:52 UTCGHSA enrichment
  34. 2026-06-05 06:10 UTCEPSS rescore
  35. 2026-06-05 06:10 UTCEPSS rescore
  36. 2026-06-04 23:04 UTCEG score recompute
  37. 2026-06-04 23:04 UTCGHSA enrichment
  38. 2026-06-04 13:12 UTCEPSS rescore
  39. 2026-06-04 13:12 UTCEPSS rescore
  40. 2026-06-04 01:18 UTCEG score recompute
  41. 2026-06-04 01:18 UTCGHSA enrichment
  42. 2026-06-03 03:32 UTCEG score recompute
  43. 2026-06-03 03:32 UTCGHSA enrichment
  44. 2026-06-02 20:13 UTCEPSS rescore
  45. 2026-06-02 05:45 UTCEG score recompute
  46. 2026-06-02 05:45 UTCGHSA enrichment
  47. 2026-06-01 13:52 UTCEPSS rescore
  48. 2026-06-01 13:52 UTCEPSS rescore
  49. 2026-06-01 07:59 UTCEG score recompute
  50. 2026-06-01 07:59 UTCGHSA enrichment
  51. 2026-05-31 22:30 UTCEPSS rescore
  52. 2026-05-31 22:30 UTCEPSS rescore
  53. 2026-05-31 00:16 UTCEPSS rescore
  54. 2026-05-31 00:16 UTCEPSS rescore
  55. 2026-05-29 13:44 UTCEPSS rescore
  56. 2026-05-29 13:44 UTCEPSS rescore
  57. 2026-05-28 13:44 UTCEPSS rescore
  58. 2026-05-28 13:44 UTCEPSS rescore
  59. 2026-05-27 13:40 UTCEPSS rescore
  60. 2026-05-27 13:40 UTCEPSS rescore
  61. 2026-05-26 13:44 UTCEPSS rescore
  62. 2026-05-26 07:18 UTCEPSS rescore
  63. 2026-05-21 22:43 UTCEPSS rescore
  64. 2026-05-20 22:38 UTCEPSS rescore
  65. 2026-05-20 13:42 UTCEG score recompute
  66. 2026-05-20 13:42 UTCGHSA enrichment
  67. 2026-05-20 11:22 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-43342?
CVE-2026-43342 is a medium vulnerability published on May 8, 2026. In the Linux kernel, the following vulnerability has been resolved: usb: gadget: f_rndis: Protect RNDIS options with mutex The class/subclass/protocol options are suspectible to race conditions as they can be accessed concurrently through configfs. Use existing mutex to protect these options. This…
When was CVE-2026-43342 disclosed?
CVE-2026-43342 was first published in the National Vulnerability Database on May 8, 2026, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-43342 actively exploited?
CVE-2026-43342 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-43342?
CVE-2026-43342 has a CVSS v3 base score of 4.7 (NVD).
How do I remediate CVE-2026-43342?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-43342, 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

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