CVE-2025-21833

MEDIUM EPSS 7.7%
Published Mar 6, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Mar 6, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid use of NULL after WARN_ON_ONCE There is a WARN_ON_ONCE to catch an unlikely situation when domain_remove_dev_pasid can't find the `pasid`. In case it nevertheless happens we must avoid using a NULL pointer.

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
7.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
linuxlinux_kernel* <6.13.3

References 3

  • git.kernel.org https://git.kernel.org/stable/c/60f030f7418d3f1d94f2fb207fe3080e1844630b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/68ec78beb4a3fb0877cbaaf49758c85410c05977
  • git.kernel.org https://git.kernel.org/stable/c/df96876be3b064aefc493f760e0639765d13ed0d
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/60f030f7418d3f1d94f2fb207fe3080e1844630b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/df96876be3b064aefc493f760e0639765d13ed0d
    Patch