CVE-2025-21901

MEDIUM EPSS 7.1%
Published Apr 1, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Apr 1, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Add sanity checks on rdev validity There is a possibility that ulp_irq_stop and ulp_irq_start callbacks will be called when the device is in detached state. This can cause a crash due to NULL pointer dereference as the rdev is already freed.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
7.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥6.12  –  <6.12.18
linuxlinux_kernel*≥6.13  –  <6.13.6
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/8cb0eef46d70a99c88c26a1addb7fd955242e0e6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aed1bc673907e3df372b317c10ff2f3582f8bf1a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0df225d12fcb049429fb5bf5122afe143c2dd15
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/8cb0eef46d70a99c88c26a1addb7fd955242e0e6
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aed1bc673907e3df372b317c10ff2f3582f8bf1a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0df225d12fcb049429fb5bf5122afe143c2dd15
    Patch