What is CVE-2023-23006?

CVE-2023-23006 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2023-03-01.

How severe is CVE-2023-23006?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in Linux Kernel

CVE-2023-23006

In the Linux kernel before 5.15.13, drivers/net/ethernet/mellanox/mlx5/core/steering/dr_domain.c misinterprets the mlx5_get_uars_page return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

EPSS: 0.002 (16.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Linux Linux_kernel
N/a — versions n/a

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

cve@mitre.org (Patch)
cve@mitre.org (Patch, Mailing List, Release Notes)

Frequently asked questions

What is CVE-2023-23006?: CVE-2023-23006 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2023-03-01.
How severe is CVE-2023-23006?: Medium severity. CVSS v3 base score is 5.5 out of 10.