CVE-2023-32248

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_TREE_CONNECT and SMB2_QUERY_INFO 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.

Score

CVSS 3.1 7.5 High

Status

Modified - secalert@redhat.com

Published

2023-07-24

Last modified

2024-08-02

Weaknesses

CWE-476

Affected products

• Fedora (Fedora)
• Linux Kernel (Linux)
• H300s (Netapp)
• H410c (Netapp)
• H410s (Netapp)
• H500s (Netapp)
• H700s (Netapp)
• Enterprise Linux (Redhat)

References

• https://access.redhat.com/security/cve/CVE-2023-32248
• https://bugzilla.redhat.com/show_bug.cgi?id=2219818
• https://security.netapp.com/advisory/ntap-20230915-0006/
• https://www.zerodayinitiative.com/advisories/ZDI-CAN-20479/