CVE-2022-50732

HIGHPre-NVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2025-12-24. the CNA's CVSS baseline 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:linux, epss, ghsa
8.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.8Exploit: 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:

staging: rtl8192u: Fix use after free in ieee80211_rx()

We cannot dereference the "skb" pointer after calling ieee80211_monitor_rx(), because it is a use after free.

CVSS v3
8.8
EG Score
8.8(medium)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity88% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
36%
KEV
Not listed

Published

December 24, 2025

Last Modified

August 5, 2026

Advisory Details (9)

Auto-updated Aug 4, 2026
No patch confirmed yet.
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/bcc5e2dcf09089b337b76fc1a589f6ff95ca19ac
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/73df1172bbcc8d45cd28e3b1a9ca2edb2f9f7ce6
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/de174163c0d319ff06d622e79130a0017c8f5a6e
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/b0aaec894a909c88117c8bda6c7c9b26cf7c744b
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/daa8045a991363ccdae5615d170f35aa1135e7a7
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/288ada16a93aab5aa2ebea8190aafdb35b716854
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/a0df8d44b555ae09729d6533fd4532977563c7b9
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/fdc62d31d50e4ce5d8f363fcb8299ba0e00ee6fd
generic

staging: rtl8192u: Fix use after free in ieee80211_rx() - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/9c03db0ec84b7964a11b20706665c99a5fead332

Vendor Advisories for CVE-2022-50732(1)

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

Patch Availability(1)

Vendor / EcosystemFixed in / PatchReleasedSource
linuxKernel @ 4.9.337—osv

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.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1 ... 5.10.92-2 (25 versions)5.10.178-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—6.1.4-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—6.1.4-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—6.1.4-1—

Data Freshness Timeline

(refreshed 3× in last 7d / 23× 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 202 total refreshes for this CVE.

  1. 2026-09-20 20:13 UTCEPSS rescore
  2. 2026-09-16 14:05 UTCEPSS rescore
  3. 2026-09-16 05:11 UTCEPSS rescore
  4. 2026-09-15 03:07 UTCEPSS rescore
  5. 2026-09-14 05:50 UTCOSV refresh
  6. 2026-09-13 16:44 UTCEPSS rescore
  7. 2026-09-11 14:50 UTCEPSS rescore
  8. 2026-09-11 09:34 UTCEPSS rescore
  9. 2026-09-08 21:57 UTCEPSS rescore
  10. 2026-09-07 15:59 UTCEPSS rescore
  11. 2026-09-06 13:45 UTCEPSS rescore
  12. 2026-09-05 15:25 UTCEPSS rescore
  13. 2026-09-04 13:57 UTCEPSS rescore
  14. 2026-09-04 05:04 UTCEPSS rescore
  15. 2026-09-02 14:09 UTCEPSS rescore
  16. 2026-09-01 13:51 UTCEPSS rescore
  17. 2026-08-30 19:15 UTCEPSS rescore
  18. 2026-08-30 01:19 UTCEPSS rescore
  19. 2026-08-28 21:38 UTCEPSS rescore
  20. 2026-08-27 14:22 UTCEPSS rescore
  21. 2026-08-26 14:43 UTCEPSS rescore
  22. 2026-08-26 07:13 UTCOSV refresh
  23. 2026-08-25 13:46 UTCEPSS rescore
  24. 2026-08-23 00:17 UTCEPSS rescore
  25. 2026-08-21 23:46 UTCEPSS rescore
Show 75 more
  1. 2026-08-20 22:53 UTCEPSS rescore
  2. 2026-08-19 17:01 UTCEPSS rescore
  3. 2026-08-18 13:45 UTCEPSS rescore
  4. 2026-08-17 13:44 UTCEPSS rescore
  5. 2026-08-16 14:53 UTCEPSS rescore
  6. 2026-08-16 02:12 UTCEPSS rescore
  7. 2026-08-15 01:27 UTCEPSS rescore
  8. 2026-08-13 21:58 UTCEPSS rescore
  9. 2026-08-12 13:48 UTCEPSS rescore
  10. 2026-08-09 22:51 UTCEG score recompute
  11. 2026-08-09 22:51 UTCGHSA enrichment
  12. 2026-08-09 13:44 UTCEPSS rescore
  13. 2026-08-09 13:44 UTCEPSS rescore
  14. 2026-08-08 16:34 UTCEPSS rescore
  15. 2026-08-08 05:28 UTCEG score recompute
  16. 2026-08-08 05:28 UTCGHSA enrichment
  17. 2026-08-07 16:24 UTCEPSS rescore
  18. 2026-08-06 13:44 UTCEPSS rescore
  19. 2026-08-06 07:14 UTCEG score recompute
  20. 2026-08-06 07:14 UTCGHSA enrichment
  21. 2026-08-05 19:15 UTCEPSS rescore
  22. 2026-08-05 09:18 UTCEG score recompute
  23. 2026-08-05 09:17 UTCGHSA enrichment
  24. 2026-08-04 15:07 UTCEPSS rescore
  25. 2026-08-04 10:51 UTCEG score recompute
  26. 2026-08-04 10:51 UTCGHSA enrichment
  27. 2026-08-04 10:35 UTCEPSS rescore
  28. 2026-08-04 09:25 UTCEG score recompute▲ 8.80
  29. 2026-08-04 09:25 UTCGHSA enrichment
  30. 2026-08-04 09:20 UTCMITRE cvelistV5CVSS v3 → 8.8 · severity → HIGH
  31. 2026-08-03 10:33 UTCEPSS rescore
  32. 2026-08-02 02:24 UTCEPSS rescore
  33. 2026-08-01 04:13 UTCEPSS rescore
  34. 2026-08-01 04:13 UTCEPSS rescore
  35. 2026-07-30 16:25 UTCEPSS rescore
  36. 2026-07-30 01:28 UTCEPSS rescore
  37. 2026-07-28 15:34 UTCEPSS rescore
  38. 2026-07-27 03:39 UTCOSV refresh
  39. 2026-07-26 14:52 UTCEPSS rescore
  40. 2026-07-26 14:52 UTCEPSS rescore
  41. 2026-07-25 14:16 UTCEPSS rescore
  42. 2026-07-24 14:15 UTCEPSS rescore
  43. 2026-07-23 14:16 UTCEPSS rescore
  44. 2026-07-23 14:16 UTCEPSS rescore
  45. 2026-07-23 02:17 UTCEG score recompute
  46. 2026-07-22 23:04 UTCEG score recompute
  47. 2026-07-22 14:06 UTCEPSS rescore
  48. 2026-07-22 14:06 UTCEPSS rescore
  49. 2026-07-21 15:23 UTCEPSS rescore
  50. 2026-07-21 15:23 UTCEPSS rescore
  51. 2026-07-20 17:05 UTCEPSS rescore
  52. 2026-07-19 14:29 UTCEPSS rescore
  53. 2026-07-19 14:29 UTCEPSS rescore
  54. 2026-07-19 02:27 UTCEPSS rescore
  55. 2026-07-19 02:27 UTCEPSS rescore
  56. 2026-07-18 10:03 UTCEPSS rescore
  57. 2026-07-18 10:03 UTCEPSS rescore
  58. 2026-07-16 17:00 UTCEPSS rescore
  59. 2026-07-15 16:56 UTCEPSS rescore
  60. 2026-07-15 16:56 UTCEPSS rescore
  61. 2026-07-15 01:58 UTCEPSS rescore
  62. 2026-07-15 01:58 UTCEPSS rescore
  63. 2026-07-13 22:28 UTCEPSS rescore
  64. 2026-07-13 22:28 UTCEPSS rescore
  65. 2026-07-13 06:11 UTCEPSS rescore
  66. 2026-07-13 06:11 UTCEPSS rescore
  67. 2026-07-12 05:44 UTCEPSS rescore
  68. 2026-07-11 08:25 UTCEPSS rescore
  69. 2026-07-11 08:25 UTCEPSS rescore
  70. 2026-07-09 22:17 UTCOSV refresh
  71. 2026-07-09 19:08 UTCEPSS rescore
  72. 2026-07-08 15:13 UTCEPSS rescore
  73. 2026-07-07 13:44 UTCEPSS rescore
  74. 2026-07-06 16:25 UTCEPSS rescore
  75. 2026-07-06 02:21 UTCEPSS rescore

Related CVEs(same product)

Frequently asked(5)

What is CVE-2022-50732?
CVE-2022-50732 is a high vulnerability published on December 24, 2025. In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192u: Fix use after free in ieee80211_rx() We cannot dereference the "skb" pointer after calling ieee80211monitorrx(), because it is a use after free.
When was CVE-2022-50732 disclosed?
CVE-2022-50732 was first published in the National Vulnerability Database on December 24, 2025, 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-2022-50732 actively exploited?
CVE-2022-50732 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 64.3% of all scored CVEs.
What is the CVSS score of CVE-2022-50732?
CVE-2022-50732 has a CVSS v4.0 base score of 8.8 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2022-50732?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-50732, 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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