CVE-2025-21798

MEDIUM EPSS 9.8%
Published Feb 27, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 27, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: firewire: test: Fix potential null dereference in firewire kunit test kunit_kzalloc() may return a NULL pointer, dereferencing it without NULL check may lead to NULL dereference. Add a NULL check for test_state.

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
9.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥6.8  –  <6.12.13
linuxlinux_kernel*≥6.13  –  <6.13.2

References 3

  • git.kernel.org https://git.kernel.org/stable/c/352fafe97784e81a10a7c74bd508f71a19b53c2a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/70fcb25472d90dd3b87cbee74b9eb68670b0c7b8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c6896bf4c611c3dd126f3e03685f2360a18b3d6f
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/352fafe97784e81a10a7c74bd508f71a19b53c2a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/70fcb25472d90dd3b87cbee74b9eb68670b0c7b8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c6896bf4c611c3dd126f3e03685f2360a18b3d6f
    Patch