CVE-2023-32247
Session setup memory exhaustion denial-of-service vulnerability
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-401 |
| Vendor | n/a |
| Product | kernel |
| Published | Jul 24, 2023 |
| Last Updated | Aug 2, 2024 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
n/a / kernel
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Fedora / Fedora
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-32247 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2219803 security.netapp.com: https://security.netapp.com/advisory/ntap-20230915-0011/ zerodayinitiative.com: https://www.zerodayinitiative.com/advisories/ZDI-CAN-20478/