CVE-2021-20239
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- CVE-2021-20239
CVE Details
| Release Date: | 2021-05-28 | |
| Impact: | None | What is this? |
Description
A flaw was found in the Linux kernel in versions before 5.4.92 in the BPF protocol. This flaw allows an attacker with a local account to leak information about kernel internal addresses. The highest threat from this vulnerability is to confidentiality.
See more information about CVE-2021-20239 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: | 3.3 |
| Vector String: | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| Version: | 3.0 |
| Attack Vector: | Local |
| Attack Complexity: | Low |
| Privileges Required: | Low |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | Low |
| Integrity Impact: | None |
| Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 8 (kernel) | ELSA-2021-4356 | 2021-11-16 |
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