CVE-2023-3812
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- CVE-2023-3812
CVE Details
| Release Date: | 2022-10-22 | |
| Impact: | Important | What is this? |
Description
An out-of-bounds memory access flaw was found in the Linux kernel's TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system.
See more information about CVE-2023-3812 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: | 7.8 |
| Vector String: | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | High |
| Integrity Impact: | High |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 8 (kernel) | ELSA-2023-7549 | 2023-12-01 |
| Oracle Linux version 9 (kernel) | ELSA-2024-0461 | 2024-03-07 |
| Oracle Linux version 9 (kernel) | ELSA-2024-12094 | 2024-01-26 |
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