CVE-2025-39853
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- CVE-2025-39853
CVE Details
| Release Date: | 2025-09-19 | |
| Impact: | Moderate | What is this? |
Description
In the Linux kernel, the following vulnerability has been resolved: i40e: Fix potential invalid access when MAC list is empty list_first_entry() never returns NULL - if the list is empty, it still returns a pointer to an invalid object, leading to potential invalid memory access when dereferenced. Fix this by using list_first_entry_or_null instead of list_first_entry.
See more information about CVE-2025-39853 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 5.5 |
| Vector String: | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.1 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 10 (kernel-uek) | ELSA-2025-25754 | 2025-11-09 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2025-25755 | 2025-11-10 |
| Oracle Linux version 8 (kernel-uek) | ELSA-2025-25755 | 2025-11-10 |
| Oracle Linux version 9 (kernel-uek) | ELSA-2025-25754 | 2025-11-09 |
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