CVE-2023-54197

NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 0%CVSS: —Exploit: NoneExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work"

This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f.

This patch introduces a possible null-ptr-def problem. Revert it. And the fixed bug by this patch have resolved by commit 73f7b171b7c0 ("Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition").

CVSS v3
—
EG Score
0.0(none)
EG Risk
0
EG Risk 0/100

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. It is distinct from the 0–10 EG Score, which measures severity.

EPSS
9.5%
KEV
Not listed

Published

December 30, 2025

Last Modified

April 15, 2026

References (9)

Vendor Advisories for CVE-2023-54197(1)

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

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatkernel-0:5.14.0-427.13.1.el9_42024-04-30redhat
linuxKernel @ 4.14.315—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.

Data Freshness Timeline

(refreshed 13× in last 7d / 43× 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 112 total refreshes for this CVE.

  1. 2026-07-23 02:30 UTCEG score recompute
  2. 2026-07-22 23:16 UTCEG score recompute
  3. 2026-07-22 14:07 UTCEPSS rescore
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  22. 2026-07-11 08:26 UTCEPSS rescore
  23. 2026-07-09 21:45 UTCOSV refresh
  24. 2026-07-09 19:08 UTCEPSS rescore
  25. 2026-07-08 15:13 UTCEPSS rescore
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  1. 2026-07-07 13:45 UTCEPSS rescore
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  23. 2026-06-21 07:31 UTCOSV refresh
  24. 2026-06-21 01:58 UTCEPSS rescore
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  26. 2026-06-19 19:24 UTCEPSS rescore
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  48. 2026-06-04 13:11 UTCEPSS rescore
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  50. 2026-06-02 20:12 UTCEPSS rescore
  51. 2026-06-02 20:12 UTCEPSS rescore
  52. 2026-06-01 21:11 UTCOSV refresh
  53. 2026-06-01 13:51 UTCEPSS rescore
  54. 2026-05-31 22:30 UTCEPSS rescore
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  72. 2026-05-21 01:43 UTCEG score recompute
  73. 2026-05-21 01:43 UTCVendor advisory
  74. 2026-05-21 01:43 UTCGHSA enrichment
  75. 2026-05-20 22:37 UTCEPSS rescore

Frequently asked(4)

What is CVE-2023-54197?
CVE-2023-54197 is a none vulnerability published on December 30, 2025. In the Linux kernel, the following vulnerability has been resolved: Revert "Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work" This reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f. This patch introduces a possible null-ptr-def problem. Revert it. And the…
When was CVE-2023-54197 disclosed?
CVE-2023-54197 was first published in the National Vulnerability Database on December 30, 2025, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-54197 actively exploited?
CVE-2023-54197 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 9.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2023-54197?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-54197, 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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