CVE-2025-21934

HIGH EPSS 8.7%
Published Apr 1, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
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: rapidio: fix an API misues when rio_add_net() fails rio_add_net() calls device_register() and fails when device_register() fails. Thus, put_device() should be used rather than kfree(). Add "mport->net = NULL;" to avoid a use after free issue.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
8.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 12

VendorProductVersionRange
linuxlinux_kernel*≥4.6  –  <5.4.291
linuxlinux_kernel*≥5.5  –  <5.10.235
linuxlinux_kernel*≥5.11  –  <5.15.179
linuxlinux_kernel*≥5.16  –  <6.1.131
linuxlinux_kernel*≥6.2  –  <6.6.83
linuxlinux_kernel*≥6.7  –  <6.12.19
linuxlinux_kernel*≥6.13  –  <6.13.7
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any

References 10

  • git.kernel.org https://git.kernel.org/stable/c/22e4977141dfc6d109bf29b495bf2187b4250990
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2537f01d57f08c527e40bbb5862aa6ff43344898
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/88ddad53e4cfb6de861c6d4fb7b25427f46baed5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a5f5e520e8fbc6294020ff8afa36f684d92c6e6a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b2ef51c74b0171fde7eb69b6152d3d2f743ef269
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cdd9f58f7fe41a55fae4305ea51fc234769fd466
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d4ec862ce80f64db923a1d942b5d11cf6fc87d36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0aa4ee1cbbf7789907e5a3f6810de01c146c211
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/22e4977141dfc6d109bf29b495bf2187b4250990
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2537f01d57f08c527e40bbb5862aa6ff43344898
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/88ddad53e4cfb6de861c6d4fb7b25427f46baed5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a5f5e520e8fbc6294020ff8afa36f684d92c6e6a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b2ef51c74b0171fde7eb69b6152d3d2f743ef269
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/cdd9f58f7fe41a55fae4305ea51fc234769fd466
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d4ec862ce80f64db923a1d942b5d11cf6fc87d36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0aa4ee1cbbf7789907e5a3f6810de01c146c211
    Patch