CVE-2023-0122

Description

A NULL pointer dereference vulnerability in the Linux kernel NVMe functionality, in nvmet_setup_auth(), allows an attacker to perform a Pre-Auth Denial of Service (DoS) attack on a remote machine. Affected versions v6.0-rc1 to v6.0-rc3, fixed in v6.0-rc4.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.13%
Vendor Advisory kernel.org
Affected: n/a Kernel
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=da0342a3aa0357795224e6283df86444e1117168 mailing list patch vendor advisory
http://www.openwall.com/lists/oss-security/2023/01/18/1 third party advisory mailing list
https://security.netapp.com/advisory/ntap-20230302-0002/

Frequently Asked Questions

What is the severity of CVE-2023-0122?
CVE-2023-0122 has been scored as a high severity vulnerability.
How to fix CVE-2023-0122?
To fix CVE-2023-0122, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-0122 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-0122 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-0122?
CVE-2023-0122 affects n/a Kernel.
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