Vulnerability in Linux Kernel
CVE-2023-32247
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.039 (89.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2023-32247 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Patch, Third Party Advisory, Issue Tracking)
- security.netapp.com/advisory/ntap-20230915-0011/ (Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-CAN-20478/ (Patch, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-32247?
- CVE-2023-32247 is a high-severity vulnerability in Linux Kernel, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 7.5/10. Published 2023-07-24.
- How severe is CVE-2023-32247?
- High severity. CVSS v3 base score is 7.5 out of 10.