CVE-2023-32247Missing Release of Memory after Effective Lifetime in Kernel

Severity
7.5HIGHNVD
OSV7.8OSV5.5
EPSS
0.1%
top 75.71%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJul 24
Latest updateMar 28

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_SESSION_SETUP commands. The issue results from the lack of control of resource consumption. 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< 5.15.0-101.111
debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

🔴Vulnerability Details

9
OSV
linux-intel-iotg, linux-intel-iotg-5.15 vulnerabilities2024-03-28
OSV
linux-oracle, linux-oracle-5.15 vulnerabilities2024-03-25
OSV
linux-raspi vulnerabilities2024-03-21
OSV
linux, linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-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, 2024-03-20
OSV
linux-aws, linux-aws-5.15 vulnerabilities2024-03-20

📋Vendor Advisories

11
Ubuntu
Linux kernel (Intel IoTG) vulnerabilities2024-03-28
Ubuntu
Linux kernel (Oracle) vulnerabilities2024-03-25
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2024-03-21
Ubuntu
Linux kernel vulnerabilities2024-03-20
Ubuntu
Linux kernel (AWS) vulnerabilities2024-03-20
CVE-2023-32247 — Linux Kernel vulnerability | cvebase