CVE-2026-43018

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-43018
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_event: fix potential UAF in hci_le_remote_conn_param_req_evt hci_conn lookup and field access must be covered by hdev lock in hci_le_remote_conn_param_req_evt, otherwise it's possible it is freed concurrently. Extend the hci_dev_lock critical section to cover all conn usage.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/1d0bdbfe3e91c11f0a704c52443a9446a10d699c Patch
https://git.kernel.org/stable/c/59eecf0ffde15670e6a5e10c47be67f73d843b20 Patch
https://git.kernel.org/stable/c/5fb69e1eeea9d6cba80517e9f058b56b34bc3a81 Patch
https://git.kernel.org/stable/c/7cadb03be37e761130edb153544fe0770a842b19 Patch
https://git.kernel.org/stable/c/b255531b27da336571411248c2a72a350662bd09 Patch
https://git.kernel.org/stable/c/ea3cd36d7382d5f8309df04c275d20df139ed42c Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
History

08 May 2026, 14:15

Type Values Removed Values Added
References () https://git.kernel.org/stable/c/1d0bdbfe3e91c11f0a704c52443a9446a10d699c - () https://git.kernel.org/stable/c/1d0bdbfe3e91c11f0a704c52443a9446a10d699c - Patch
References () https://git.kernel.org/stable/c/59eecf0ffde15670e6a5e10c47be67f73d843b20 - () https://git.kernel.org/stable/c/59eecf0ffde15670e6a5e10c47be67f73d843b20 - Patch
References () https://git.kernel.org/stable/c/5fb69e1eeea9d6cba80517e9f058b56b34bc3a81 - () https://git.kernel.org/stable/c/5fb69e1eeea9d6cba80517e9f058b56b34bc3a81 - Patch
References () https://git.kernel.org/stable/c/7cadb03be37e761130edb153544fe0770a842b19 - () https://git.kernel.org/stable/c/7cadb03be37e761130edb153544fe0770a842b19 - Patch
References () https://git.kernel.org/stable/c/b255531b27da336571411248c2a72a350662bd09 - () https://git.kernel.org/stable/c/b255531b27da336571411248c2a72a350662bd09 - Patch
References () https://git.kernel.org/stable/c/ea3cd36d7382d5f8309df04c275d20df139ed42c - () https://git.kernel.org/stable/c/ea3cd36d7382d5f8309df04c275d20df139ed42c - Patch
CWE CWE-416
CPE cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
First Time Linux linux Kernel
Linux

03 May 2026, 07:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.8

01 May 2026, 15:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-01 15:16

Updated : 2026-05-08 14:15

NVD link : CVE-2026-43018

Mitre link : CVE-2026-43018

CVE.ORG link : CVE-2026-43018

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-416

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