CVE-2023-40549
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- CVE-2023-40549
CVE Details
| Release Date: | 2024-01-23 | |
| Impact: | Moderate | What is this? |
Description
An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.
See more information about CVE-2023-40549 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: | 6.2 |
| Vector String: | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (shim) | ELSA-2024-1959 | 2024-05-01 |
| Oracle Linux version 7 (shim-signed) | ELSA-2024-1959 | 2024-05-01 |
| Oracle Linux version 8 (shim) | ELSA-2024-1902 | 2024-04-25 |
| Oracle Linux version 9 (shim) | ELSA-2024-1903 | 2024-04-22 |
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