In the Linux kernel, the following vulnerability has been resolved: smb/client: avoid dereferencing rdata=NULL in smb2_new_read_req() This happens when called from SMB2_read() while using rdma and reaching the rdma_readwrite_threshold.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

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:6.2.3:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/6df57c63c200cd05e085c3b695128260e21959b7 cve-icon cve-icon
https://git.kernel.org/stable/c/a01859dd6aebf826576513850a3b05992809e9d2 cve-icon cve-icon
https://git.kernel.org/stable/c/b902fb78ab21299e4dd1775e7e8d251d5c0735bc cve-icon cve-icon
https://git.kernel.org/stable/c/c724b2ab6a46435b4e7d58ad2fbbdb7a318823cf cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html cve-icon
https://lore.kernel.org/linux-cve-announce/2024091338-CVE-2024-46686-5b18@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2024-46686 cve-icon
https://www.cve.org/CVERecord?id=CVE-2024-46686 cve-icon
History

Mon, 03 Nov 2025 23:30:00 +0000

Type Values Removed Values Added
References

Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0006}

 epss

{'score': 0.00067}

Sun, 29 Sep 2024 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Sat, 14 Sep 2024 16:45:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-476
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2.3:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Fri, 13 Sep 2024 23:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Low

Fri, 13 Sep 2024 05:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: smb/client: avoid dereferencing rdata=NULL in smb2_new_read_req() This happens when called from SMB2_read() while using rdma and reaching the rdma_readwrite_threshold.
Title smb/client: avoid dereferencing rdata=NULL in smb2_new_read_req()
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-09-13T05:29:17.821Z

Updated: 2025-11-03T22:16:24.497Z

Reserved: 2024-09-11T15:12:18.248Z

Link: CVE-2024-46686

cve-icon Vulnrichment

Updated: 2025-11-03T22:16:24.497Z

cve-icon NVD

Status : Modified

Published: 2024-09-13T06:15:13.280

Modified: 2025-11-03T23:15:53.597

Link: CVE-2024-46686

cve-icon Redhat

Severity : Low

Publid Date: 2024-09-13T00:00:00Z

Links: CVE-2024-46686 - Bugzilla