CVE-2019-15926

CRITICALNVD 9.19.1—
EchelonGraph scoreMEDIUM confidence

Score 9.1 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-24. NVD baseline CVSS 9.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this week
9.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 5%CVSS: 9.1Exploit: NoneExposed: 0

A fix is available — apply it.

An issue was discovered in the Linux kernel before 5.2.3. Out of bounds access exists in the functions ath6kl_wmi_pstream_timeout_event_rx and ath6kl_wmi_cac_event_rx in the file drivers/net/wireless/ath/ath6kl/wmi.c.

CVSS v3
9.1
EG Score
9.1(medium)
EG Risk
48(Track)
EG Risk 48/100SSVC: 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
Severity91% × 45%
Exploitation5% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
91.6%
KEV
Not listed

Published

September 4, 2019

Last Modified

November 21, 2024

Advisory Details (8)

Auto-updated Jul 20, 2026
Patch available.
generic

myF5

https://support.f5.com/csp/article/K32034450?utm_source=f5support&amp%3Butm_medium=RSS
generic

myF5

https://support.f5.com/csp/article/K32034450
generic

NetApp Product Security

https://security.netapp.com/advisory/ntap-20191004-0001/
generic Patch Available

[SECURITY] [DLA 1930-1] linux security update

https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
generic Patch Available

[SECURITY] [DLA 1919-2] linux-4.9 security update

https://lists.debian.org/debian-lts-announce/2019/09/msg00015.html
generic Patch Available

[SECURITY] [DLA 1919-1] linux-4.9 security update

https://lists.debian.org/debian-lts-announce/2019/09/msg00014.html
generic

ath6kl: add some bounds checking - kernel/git/torvalds/linux.git - Linux kernel source tree

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d6751eaff672ea77642e74e92e6c0ac7f9709ab
generic
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-virtual-hwe-18.04 (5.0.0.31.88) @ bionic2026-05-27ubuntu
ubuntulinux-image-virtual-lts-xenial (4.4.0.165.173) @ xenial2026-05-27ubuntu

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.

Weakness Classification(1)

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

All Vendor Advisories

(2)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 42× 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. 2026-07-23 14:15 UTCEPSS rescore
  2. 2026-07-23 01:41 UTCEG score recompute
  3. 2026-07-22 22:20 UTCEG score recompute
  4. 2026-07-22 14:05 UTCEPSS rescore
  5. 2026-07-21 15:22 UTCEPSS rescore
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  7. 2026-07-20 17:04 UTCEPSS rescore
  8. 2026-07-20 07:32 UTCOSV refresh
  9. 2026-07-19 14:28 UTCEPSS rescore
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  11. 2026-07-19 02:26 UTCEPSS rescore
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  1. 2026-07-04 06:28 UTCEPSS rescore
  2. 2026-07-03 01:05 UTCOSV refresh
  3. 2026-07-02 16:56 UTCEPSS rescore
  4. 2026-07-01 15:03 UTCEPSS rescore
  5. 2026-07-01 15:03 UTCEPSS rescore
  6. 2026-06-30 23:20 UTCEPSS rescore
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  8. 2026-06-29 14:03 UTCEPSS rescore
  9. 2026-06-28 14:04 UTCEPSS rescore
  10. 2026-06-28 04:54 UTCEPSS rescore
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  12. 2026-06-27 03:06 UTCEPSS rescore
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  14. 2026-06-25 13:47 UTCEPSS rescore
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  16. 2026-06-24 14:03 UTCEPSS rescore
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  18. 2026-06-23 21:30 UTCEPSS rescore
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  20. 2026-06-22 14:23 UTCEPSS rescore
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  22. 2026-06-21 14:54 UTCEPSS rescore
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  24. 2026-06-21 01:57 UTCEPSS rescore
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  26. 2026-06-19 19:23 UTCEPSS rescore
  27. 2026-06-19 19:23 UTCEPSS rescore
  28. 2026-06-18 17:50 UTCEPSS rescore
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  30. 2026-06-16 17:50 UTCEPSS rescore
  31. 2026-06-15 17:45 UTCEPSS rescore
  32. 2026-06-14 23:15 UTCEPSS rescore
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  34. 2026-06-14 19:13 UTCOSV refresh
  35. 2026-06-13 22:58 UTCEPSS rescore
  36. 2026-06-12 23:09 UTCEPSS rescore
  37. 2026-06-11 13:58 UTCEPSS rescore
  38. 2026-06-11 13:58 UTCEPSS rescore
  39. 2026-06-10 22:16 UTCEPSS rescore
  40. 2026-06-10 13:19 UTCEPSS rescore
  41. 2026-06-08 14:15 UTCEPSS rescore
  42. 2026-06-08 14:14 UTCEPSS rescore
  43. 2026-06-07 15:23 UTCEPSS rescore
  44. 2026-06-07 15:22 UTCEPSS rescore
  45. 2026-06-05 22:45 UTCEPSS rescore
  46. 2026-06-05 22:45 UTCEPSS rescore
  47. 2026-06-05 06:08 UTCEPSS rescore
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  49. 2026-06-04 13:10 UTCEPSS rescore
  50. 2026-06-04 13:10 UTCEPSS rescore
  51. 2026-06-02 20:11 UTCEPSS rescore
  52. 2026-06-01 13:50 UTCEPSS rescore
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  54. 2026-05-31 22:29 UTCEPSS rescore
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  56. 2026-05-31 00:14 UTCEPSS rescore
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  58. 2026-05-29 13:42 UTCEPSS rescore
  59. 2026-05-28 13:43 UTCEPSS rescore
  60. 2026-05-27 14:57 UTCEG score recompute
  61. 2026-05-27 14:57 UTCVendor advisory
  62. 2026-05-27 14:57 UTCGHSA enrichment
  63. 2026-05-27 13:38 UTCEPSS rescore
  64. 2026-05-26 13:42 UTCEPSS rescore
  65. 2026-05-26 13:42 UTCEPSS rescore
  66. 2026-05-26 07:17 UTCEPSS rescore
  67. 2026-05-26 07:17 UTCEPSS rescore
  68. 2026-05-25 03:37 UTCOSV refresh

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2019-15926?
CVE-2019-15926 is a critical vulnerability published on September 4, 2019. An issue was discovered in the Linux kernel before 5.2.3. Out of bounds access exists in the functions ath6klwmipstreamtimeouteventrx and ath6klwmicacevent_rx in the file drivers/net/wireless/ath/ath6kl/wmi.c.
When was CVE-2019-15926 disclosed?
CVE-2019-15926 was first published in the National Vulnerability Database on September 4, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-15926 actively exploited?
CVE-2019-15926 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 91.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2019-15926?
CVE-2019-15926 has a CVSS v3 base score of 9.1 (NVD).
How do I remediate CVE-2019-15926?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-15926, 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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