CVE-2023-3161
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- CVE-2023-3161
CVE Details
| Release Date: | 2023-01-25 | |
| Impact: | Moderate | What is this? |
Description
A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbcon_set_font, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.
See more information about CVE-2023-3161 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:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.0 |
| 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 6 (kernel-uek) | ELSA-2023-12688 | 2023-07-31 |
| Oracle Linux version 7 (kernel-uek) | ELSA-2023-12688 | 2023-07-31 |
| Oracle Linux version 8 (kernel) | ELSA-2023-7077 | 2023-11-17 |
| Oracle Linux version 9 (kernel) | ELSA-2023-6583 | 2023-11-12 |
| Oracle VM version 3 (kernel-uek) | OVMSA-2023-0018 | 2023-08-03 |
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