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CVE-2026-43019: linux kernel 6.4.16, 6.5.3; +1 more affected products
CVE-2026-43019. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00175 (percentile 0.06538), scored 15-Oct-2026.
Affected technology
linux kernel · from 6.6 (inclusive), before 6.12.81 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.18.22 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.12 (exclusive)
linux
linux kernel · 6.4.16
linux
linux kernel · 6.5.3
linux
linux kernel · 7.0 · update rc1
linux
linux kernel · 7.0 · update rc2
linux
linux kernel · 7.0 · update rc3
linux
linux kernel · 7.0 · update rc4
linux
linux kernel · 7.0 · update rc5
linux
linux kernel · 7.0 · update rc6
linux
Linux · a091289218202bc09d9b9caa8afcde1018584aec to before 7502c1cf303b69f71d085f5ff7251b0e1b0f09df, a091289218202bc09d9b9caa8afcde1018584aec to before 66d432e9b45bae7881ffcdb12cd8fd0bf254ef02, a091289218202bc09d9b9caa8afcde1018584aec to before 7d568fede8eac91161a60b710aa920abe9b0fb9f, a091289218202bc09d9b9caa8afcde1018584aec to before bad65b4b0a96139f023eadc28a33125963208449, a091289218202bc09d9b9caa8afcde1018584aec to before a2639a7f0f5bf7d73f337f8f077c19415c62ed2c, 3a273cd0f47dd672d37736e623849374f9ab9ce9, d8570c4c3f2a3e51b3c8b5e6ec898364c5c03062, 6.4.16 to before 6.5, 6.5.3 to before 6.6
Linux
Linux · 6.6
Linux
Component: Not specified by the source
File: net/bluetooth/hci_conn.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-416
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00175 · percentile 0.06538 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-43019.html