CVE-2025-38645NULL Pointer Dereference in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 22
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check device memory pointer before usage Add a NULL check before accessing device memory to prevent a crash if dev->dm allocation in mlx5_init_once() fails.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel5.45.15.190+5
Debianlinux/linux_kernel< 6.1.148-1+2
CVEListV5linux/linuxc9b9dcb430b3cd0ad2b04c360c4e528d734304819053a69abfb5680c2a95292b96df5d204bc0776f+7

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

3
OSV
CVE-2025-38645: In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check device memory pointer before usage Add a NULL check before accessi2025-08-22
GHSA
GHSA-5jmr-c9gm-g568: In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Check device memory pointer before usage Add a NULL check before acces2025-08-22
CVEList
net/mlx5: Check device memory pointer before usage2025-08-22

📋Vendor Advisories

31
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CVE-2025-38645 — NULL Pointer Dereference in Linux | cvebase