CVEvulnerability

CVE-2023-0210

7.5 HIGH Published 2023-03-27 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2023-03-27
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses: CWE-122, CWE-787

Description

A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems.

Affected configurations

• linux linux kernel (>= 5.15 < 5.15.87) • linux linux kernel (>= 5.16 < 6.0.19) • linux linux kernel (>= 6.1 < 6.1.5)

Related

Weakness · CWE (2)

CWE-122 Heap-based Buffer Overflow weakness
CWE-787 Out-of-bounds Write weakness

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit Mailing List, Patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=797805d81baa814f76cf7bdab35f86408a79d707 Mailing List, Patch
https://github.com/cifsd-team/ksmbd/commit/8824b7af409f51f1316e92e9887c2fd48c0b26d6 Patch
https://security.netapp.com/advisory/ntap-20230517-0002/ Third Party Advisory
https://securityonline.info/cve-2023-0210-flaw-in-linux-kernel-allows-unauthenticated-remote-dos-attacks/ Exploit, Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/01/04/1 Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/01/11/1 Mailing List, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit Mailing List, Patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=797805d81baa814f76cf7bdab35f86408a79d707 Mailing List, Patch
https://github.com/cifsd-team/ksmbd/commit/8824b7af409f51f1316e92e9887c2fd48c0b26d6 Patch
https://security.netapp.com/advisory/ntap-20230517-0002/ Third Party Advisory
https://securityonline.info/cve-2023-0210-flaw-in-linux-kernel-allows-unauthenticated-remote-dos-attacks/ Exploit, Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/01/04/1 Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/01/11/1 Mailing List, Third Party Advisory