CVE-2023-4134

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2024-11-14. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

A use-after-free vulnerability was found in the cyttsp4_core driver in the Linux kernel. This issue occurs in the device cleanup routine due to a possible rearming of the watchdog_timer from the workqueue. This could allow a local user to crash the system, causing a denial of service.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
10%
KEV
Not listed

Published

November 14, 2024

Last Modified

November 18, 2024

References (2)

Patch Availability(9)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-virtual-hwe-22.04-edge (6.2.0.36.36) @ lunar2026-05-23ubuntu
ubuntulinux-tools-nvidia-hwe-22.04-edge (6.2.0.1011.13) @ jammy2026-05-23ubuntu
ubuntulinux-tools-kvm (5.15.0.1052.48) @ jammy2026-05-23ubuntu
ubuntulinux-tools-starfive (6.2.0.1009.10~22.04.2) @ jammy2026-05-23ubuntu
ubuntulinux-tools-raspi-nolpae (5.15.0.1048.46) @ jammy2026-05-23ubuntu
ubuntulinux-virtual-hwe-20.04-edge (5.15.0.100.97) @ jammy2026-05-23ubuntu
ubuntulinux-tools-oracle-lts-22.04 (5.15.0.1053.49) @ jammy2026-05-23ubuntu
ubuntulinux-tools-aws-lts-22.04 (5.15.0.1056.55) @ jammy2026-05-23ubuntu
ubuntulinux-tools-intel-iotg (5.15.0.1050.50) @ jammy2026-05-23ubuntu

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 ... 7.2~rc5-1~exp1 (499 versions)——
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 7.2~rc7-1~exp1 (350 versions)——
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—6.4.4-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—6.4.4-1—

Weakness Classification(1)

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

All Vendor Advisories

(9)

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 8× in last 7d / 32× 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 175 total refreshes for this CVE.

  1. 2026-09-20 20:14 UTCEPSS rescore
  2. 2026-09-20 20:14 UTCEPSS rescore
  3. 2026-09-20 18:14 UTCOSV refresh
  4. 2026-09-18 19:26 UTCEPSS rescore
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  20. 2026-09-02 14:10 UTCEPSS rescore
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  22. 2026-09-01 18:03 UTCOSV refresh
  23. 2026-09-01 13:51 UTCEPSS rescore
  24. 2026-09-01 04:35 UTCEPSS rescore
  25. 2026-08-30 19:15 UTCEPSS rescore
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  1. 2026-08-30 01:20 UTCEPSS rescore
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  14. 2026-08-16 02:12 UTCEPSS rescore
  15. 2026-08-15 19:37 UTCOSV refresh
  16. 2026-08-15 01:28 UTCEPSS rescore
  17. 2026-08-13 21:58 UTCEPSS rescore
  18. 2026-08-12 13:49 UTCEPSS rescore
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  20. 2026-08-10 23:57 UTCEPSS rescore
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  23. 2026-08-08 16:35 UTCEPSS rescore
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  25. 2026-08-06 13:45 UTCEPSS rescore
  26. 2026-08-05 19:15 UTCEPSS rescore
  27. 2026-08-04 15:07 UTCEPSS rescore
  28. 2026-08-04 10:35 UTCEPSS rescore
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  34. 2026-07-31 12:12 UTCOSV refresh
  35. 2026-07-30 16:26 UTCEPSS rescore
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  40. 2026-07-27 14:10 UTCEPSS rescore
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  44. 2026-07-24 14:16 UTCEPSS rescore
  45. 2026-07-23 14:16 UTCEPSS rescore
  46. 2026-07-23 02:26 UTCEG score recompute
  47. 2026-07-22 23:12 UTCEG score recompute
  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 17:06 UTCEPSS rescore
  52. 2026-07-19 14:29 UTCEPSS rescore
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  54. 2026-07-19 02:27 UTCEPSS rescore
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  62. 2026-07-13 22:28 UTCEPSS rescore
  63. 2026-07-13 22:28 UTCEPSS rescore
  64. 2026-07-13 19:37 UTCOSV refresh
  65. 2026-07-13 06:11 UTCEPSS rescore
  66. 2026-07-13 06:11 UTCEPSS rescore
  67. 2026-07-12 05:45 UTCEPSS rescore
  68. 2026-07-11 08:26 UTCEPSS rescore
  69. 2026-07-09 19:08 UTCEPSS rescore
  70. 2026-07-08 15:13 UTCEPSS rescore
  71. 2026-07-07 13:44 UTCEPSS rescore
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  73. 2026-07-06 16:26 UTCEPSS rescore
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  75. 2026-07-06 02:22 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2023-4134?
CVE-2023-4134 is a medium vulnerability published on November 14, 2024. A use-after-free vulnerability was found in the cyttsp4core driver in the Linux kernel. This issue occurs in the device cleanup routine due to a possible rearming of the watchdogtimer from the workqueue. This could allow a local user to crash the system, causing a denial of service.
When was CVE-2023-4134 disclosed?
CVE-2023-4134 was first published in the National Vulnerability Database on November 14, 2024, with the most recent update on November 18, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-4134 actively exploited?
CVE-2023-4134 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 89.9% of all scored CVEs.
What is the CVSS score of CVE-2023-4134?
CVE-2023-4134 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2023-4134?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4134, 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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