CVE-2023-32252NULL Pointer Dereference in Kernel

Severity
7.5HIGHNVD
OSV8.1OSV7.8
EPSS
0.1%
top 67.10%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJul 24
Latest updateFeb 15

Description

A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_LOGOFF commands. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages6 packages

NVDlinux/linux_kernel5.155.15.145+3
Debianlinux/linux_kernel< 6.1.37-1+2
Ubuntulinux/linux_kernel< 5.15.0-94.104
debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

🔴Vulnerability Details

9
OSV
linux-intel-iotg-5.15 vulnerabilities2024-02-15
OSV
linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15 vulnerabilities2024-02-15
OSV
linux-lowlatency, linux-raspi vulnerabilities2024-02-14
OSV
linux-intel-iotg vulnerabilities2024-02-09
OSV
linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-gkeop-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-kvm, linux-lowlatency-hwe-5.15, linux-nvidia, li2024-02-08

📋Vendor Advisories

11
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities2024-02-15
Ubuntu
Linux kernel (Azure) vulnerabilities2024-02-15
Ubuntu
Linux kernel vulnerabilities2024-02-14
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities2024-02-09
Ubuntu
Linux kernel vulnerabilities2024-02-08
CVE-2023-32252 — NULL Pointer Dereference in Kernel | cvebase