PT-2024-32114 · Linux+6 · Linux Kernel+6

Published 2024-08-25 · Updated 2026-02-21 · CVE-2024-46686

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The issue occurs in the Linux kernel when the smb2 new read req() function is called from SMB2 read() while using rdma and reaching the rdma readwrite threshold. This can lead to dereferencing rdata=NULL.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALSA-2025_16880

ALT-PU-2024-12968

ALT-PU-2024-12970

ALT-PU-2024-13121

ALT-PU-2024-13166

ALT-PU-2024-13260

ALT-PU-2024-13979

ALT-PU-2024-14046

AZL-49288

BDU:2025-01767

CVE-2024-46686

DLA-4008-1

DSA-5782-1

OESA-2024-2219

OPENSUSE-SU-2024_3551-1

OPENSUSE-SU-2024_3561-1

OPENSUSE-SU-2024_3564-1

OPENSUSE-SU-2024_3587-1

OPENSUSE-SU-2024_3592-1

SUSE-SU-2024:3551-1

SUSE-SU-2024:3553-1

SUSE-SU-2024:3559-1

SUSE-SU-2024:3561-1

SUSE-SU-2024:3564-1

SUSE-SU-2024:3566-1

SUSE-SU-2024:3569-1

SUSE-SU-2024:3587-1

SUSE-SU-2024:3591-1

SUSE-SU-2024:3592-1

SUSE-SU-2025:20073-1

SUSE-SU-2025:20077-1

USN-7154-1

USN-7154-2

USN-7155-1

USN-7156-1

USN-7196-1

Affected Products

Alt Linux

Astra Linux

Linuxmint

Linux Kernel

Red Os

Suse

Ubuntu

References · 1252

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/46xxx/CVE-2024-46686.json · Exploit
• https://ubuntu.com/security/CVE-2024-41079 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-46756 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-44949 · Security Note
• https://ubuntu.com/security/CVE-2024-45026 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46815 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46825 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-43895 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-42238 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-46753 · Security Note
• https://ubuntu.com/security/CVE-2024-43884 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2024-46686 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46803 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-41087 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46835 · Vendor Advisory