In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix use-after-free in llcp_sock_release() llcp_sock_release() unconditionally unlinks the socket from the local sockets list. However, if the socket is still in connecting state, it is on the connecting list. Fix this by checking the socket state and unlinking from the correct list.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00176.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

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References
Link Providers
https://git.kernel.org/stable/c/2dfdaaf7d933b676124aadec6698825e95f94fe9 cve-icon
https://git.kernel.org/stable/c/89ba026747019ee643d29407435ddc118e6ca908 cve-icon
https://git.kernel.org/stable/c/912ebc49d4406a17fe73e5671d674fbc2f6b2634 cve-icon
https://git.kernel.org/stable/c/bc421d0826dedbba37580a25405eafb599e76d42 cve-icon
https://git.kernel.org/stable/c/cdc17e09a636c7f936f771902535a7515a7608fc cve-icon
https://git.kernel.org/stable/c/e00f50f8697724a6f1d2d35744c1332c9912dac5 cve-icon
https://git.kernel.org/stable/c/f4268b466190dae95a7585f69b4f1f8ad097632c cve-icon
https://git.kernel.org/stable/c/fb29f6bbe433f3decad227588809636c25f2a287 cve-icon
History

Mon, 20 Jul 2026 14:45:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

Sun, 19 Jul 2026 15:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix use-after-free in llcp_sock_release() llcp_sock_release() unconditionally unlinks the socket from the local sockets list. However, if the socket is still in connecting state, it is on the connecting list. Fix this by checking the socket state and unlinking from the correct list.
Title nfc: llcp: Fix use-after-free in llcp_sock_release()
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-07-20T13:42:21.937Z

Reserved: 2026-07-19T07:54:57.027Z

Link: CVE-2026-64011

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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