CVE-2023-0210
Heap-based Buffer Overflow
Description
A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems.
Official description from the CVE record, published by redhat. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
EPSS
Exploit Prediction Scoring System by FIRST: an estimate of the probability that exploitation activity will be observed in the next 30 days.
- Score
- 0.71737 (71.7% probability)
- Percentile
- 99.4%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
CISA assessment as of Feb 19, 2025
Stakeholder-Specific Vulnerability Categorization (SSVC) decision points added by CISA.
- Automatable
- yes
- Technical impact
- partial
Weakness (CWE)
CWE catalog version 5.0.
CWE names: Copyright © 2006-2026, The MITRE Corporation. See /security/cve/legal for the CWE license.
- CWE-122Heap-based Buffer Overflow
Affected products
Products listed in the CVE record, as the CNA published them.
Linux Kernel
- affected: Kernel 6.2 RC4
References
Links listed in the CVE record. They lead to other sites, which CubePath does not control.
- openwall.com/lists/oss-security/2023/01/04/1
- openwall.com/lists/oss-security/2023/01/11/1
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/…
- securityonline.info/cve-2023-0210-flaw-in-linux-kernel-allo…
- security.netapp.com/advisory/ntap-20230517-0002
- git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/…
- github.com/cifsd-team/ksmbd/commit/8824b7af409f51f1316e92e9…
Timeline
- ID reserved
- Record published
- Record last updated
Look up another CVE
About CubePath
CubePath is a cloud provider with data centers in Europe and the United States. It offers VPS, bare metal servers and DDoS protection.
Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:52 UTC. Sources and licenses